Class 6 NSO 5 years paper EBook

1

Copyright © 2015 Science Olympiad Foundation. Printed with the permission of Science Olympiad Foundation. No part

of this publication may be reproduced, transmitted, in any form or by any means, electronic, mechanical, photocopying, recording or otherwise, without the prior permission of the copyright holder. Ownership of an ebook does not give the possessor the ebook copyright. All disputes subject to Delhi jurisdiction only.

Disclaimer : The information in this book is to give you the path to success but it does not guarantee 100% success as the strategy is completely dependent on its execution. And it is based on last years papers of NSO exam.

Published by : MTG Learning Media (P) Ltd. Corporate Office : Plot 99, 2nd Floor, Sector 44 Institutional Area, Gurgaon, Haryana. Phone : 0124 - 4951200 Web: mtg.in Email: [email protected] Regd. Office : 406, Taj Apt., Ring Road, Near Safdarjung Hospital, New Delhi-110029

Visit

www.mtg.in for buying books online.

CLASS 6

Contents ªª 13th NSO 2010 ªª 14th NSO 2011 ªª 15th NSO 2012 - SET A ªª 15th NSO 2012 - SET B ªª 16th NSO 2013 - SET A ªª 16th NSO 2013 - SET B ªª 17th NSO 2014 - SET A ªª 17th NSO 2014 - SET B

MTG Work-Books / olympiad books CLASS 1

International Mathematics Olympiad

National Science Olympiad

International English Olympiad

MTG CSS Series

CLASS 2

International Mathematics Olympiad

National Science Olympiad

National Cyber Olympiad

International English Olympiad

MTG CSS Series

International English Olympiad

MTG CSS Series

CLASS 3

International Mathematics Olympiad

National Science Olympiad

National Cyber Olympiad

MTG Work-Books / olympiad books CLASS 4

International Mathematics Olympiad

National Science Olympiad

National Cyber Olympiad

International English Olympiad

MTG CSS Series

International English Olympiad

MTG CSS Series

International English Olympiad

MTG CSS Series

CLASS 5

International Mathematics Olympiad

National Science Olympiad

National Cyber Olympiad

CLASS 6

International Mathematics Olympiad

National Science Olympiad

National Cyber Olympiad

MTG Work-Books / olympiad books CLASS 7

National Science Olympiad

International Mathematics Olympiad

National Cyber Olympiad

Science IQ Challenge

Math IQ Challenge

International English Olympiad

MTG CSS Series

Master Mental Ability in 30 Days

CLASS 8

International Mathematics Olympiad

National Science Olympiad

National Cyber Olympiad

International English Olympiad

MTG CSS Series

Math IQ Challenge

Science IQ Challenge

Psychology of Success

The Secrets of SUCCESS

Master Mental Ability in 30 Days

MTG Work-Books / olympiad books CLASS 9

International Mathematics Olympiad

Math IQ Challenge

National Science Olympiad

Science IQ Challenge

National Cyber Olympiad

Psychology of Success

The Secrets of SUCCESS

International English Olympiad

Master Mental Ability in 30 Days

CLASS 10

International Mathematics Olympiad

Math IQ Challenge

National Science Olympiad

Science IQ Challenge

National Cyber Olympiad

Psychology of Success

The Secrets of SUCCESS

International English Olympiad

Master Mental Ability in 30 Days

MTG Work-Books / olympiad books CLASS 11

International Mathematics Olympiad

Math IQ Challenge

Science IQ Challenge

National Science Olympiad

Psychology of Success

National Cyber Olympiad

The Secrets of SUCCESS

Master Mental Ability in 30 Days

CLASS 12

International Mathematics Olympiad

Math IQ Challenge

Science IQ Challenge

National Science Olympiad

Psychology of Success

National Cyber Olympiad

The Secrets of SUCCESS

Master Mental Ability in 30 Days

Class

1 to 10

JEE (Main & Advanced) | AIPMT | BOARDS | OLYMPIAD | NTSE

FOUNDATION COURSE For Classes 7, 8, 9 & 10 Class 7

Class 8

Class 9

Class 10

Class 6 13th

Year 2010

Copyright©2015. Science Olympiad Foundation (SOF)

CLASS 6 | 13th NSO - 2010

MENTAL ABILITY  1. 

The given  tally chart  shows how John's class voted for the  games they  should play at the class outing. Which two games received the highest and  second  highest  votes  respectively  ? 

Tally Marks 

IIII IIII IIII I 

(A)  Kickball and Soccer 

IIII I 

(B)  Relay Races and Freeze Tag 

III 

(C)  Soccer and Freeze Tag  2. 

How  many 

(D)  Kickball and Relay Races 

do  you  need  to  balance  the  last  set­up  ?  2 kg 

If  (A)  8  3. 

4 kg 

, and 

? 

then 

(B)  10 

(C)  12 

Which of the following statements describes the information given in the  table  ? 

(D)  14  Number of  Number of  Tables  People (n ) 

(A)  There are 2n + 1 people at each table  (B)  There are 4n people at each table  (C)  There are 4n + 1 people at each table  (D)  There are 2n –1 people at each table  4. 

1 

0 

5 

2 

9 

4 

13 

6 

17 

8 

21 

10 

A  car  dealership  had  a  special  sale.  It  had  100  cars  to  sell.  ®  It  sold  26  cars  on  Friday.  ®  It  sold  37  cars  on  Saturday.  ®  It  received  12  new  cars  on  Monday.  Which  of  the  following  expressions  shows  the  number  of  cars  the  dealership  had  after  the  cars  received on  Monday?  ® 

5. 

(A)  (100) + (–26) + (–37) + (12) 

(B)  (26) + (37) + (–12) 

(C)  (–26) + (–37) + (–12) 

(D)  (–100) + (–26) + (37) – (–12) 

How  many  more  squares  must  be  shaded  so  that  figure  is  shaded  ?  (A)  1 

(B)  2 

1  of  the  3  (C)  3 

(D)  4  A 

6. 

Mr.  Ashmit  drew  the  given  figure  on  the  board.  Which  word  describes  the  line  segment  AD  ?  (A)  Chord  (C)  Diameter 

7. 

D 

(B)  Radius  (D)  Perpendicular 

Mr.  Karan  created  the  given  function  table.  What  rule  did  he  use  to  find  the  output  number?  (A)  n + 3  (B)  n – 2  (C)  n × 9  (D)  n/3 2 

Copyright©2015. Science Olympiad Foundation (SOF)

B  C 

Input (n)  Output  3 

1 

9 

3 

27 

9 

81 

27 

CLASS 6 | 13th NSO - 2010

8. 

Mohit  has  twice  as  many  nails  as  he  has  bolts.  He  has  70  nails.  How  many  bolts  does  he  have?  (A)  35 

9. 

(B)  37 

(C)  68 

(D)  72 

Pratik  glued  several  different  geometric  figures  to  his  tabletop  for  decoration.  What  type  of  geometric  figure  is  Figure  1  ?  (A)  Right triangle  (B)  Scalene triangle 

r gu Fi

(C)  Isosceles triangle 

e 

1 

(D)  Equilateral triangle  10.  Mrs.  Neha  wrote  the  following  problem  on  the  board  and  asked  her  students  to  solve  it.  Every  Tuesday  (t),  Kim  practices  the  piano  for  30  minutes.  Every  Wednesday  (w),  she  practices  twice  as  long  as  on  Tuesdays.  How  long  does  Kim  practice  on  Wednesdays?  Which  equation  will  help  to  determine  how  long  Kim  practices  on  Wednesdays?  (A)  w = 2 × t 

(B)  w = t + 2 

(C)  w + t = 30 

(D)  w – t = 60 

11.  Mr. Varun asked his students to write down the first five prime numbers. Which of the following is  an  accurate  listing  of  the  first  five  prime  numbers?  (A)  2, 3, 5, 7, 11 

(B)  1, 3, 5, 7, 9 

(C)  0, 1, 2, 3, 5 

(D)  2, 3, 7, 9, 12 

12.  What  is  the  value  of  the  expression  shown  here  ?  10  +  16 ¸ 2  ×  4  (A)  12 

(B)  42 

(C)  52 

(D)  72 

13.  Which  shape  on  the  number  line  best  represents  the  location  of  2 (A) 

(B) 

(C) 

(D) 

1 

1  ?  4 

2 

3 

4 

14.  Which  of  the  following  figures  shows  only  a  flip  of  the  shaded  figure  across  line  m? 

m 

m 

(A) 

m 

m 

(B) 

(C) 

m 

(D) 

15.  Ms.  Nupur  wants  to  buy  30  cupcakes  for  her  class.  There  are  4  cupcakes  in  each  package.  What  is  the  least  number  of  packages  she  will  have  to  buy?  (A)  6 

(B)  7 

(C)  8 

(D)  9 

SCIENCE  16.  The  motion  exhibited  by  the  ball  rolling  down  on  inclined  plane  is  _____  (A)  Rotational and circular  (B)  Rotational and periodic  (C)  Rectilinear and rotational 

(D)  Uniform motion

3 

Copyright©2015. Science Olympiad Foundation (SOF)

CLASS 6 | 13th NSO - 2010

17.  The diagram shows a person viewing the image of a pencil in  a plane mirror. How far from the person does the image of the  pencil  seem  to  be?  (A)  2 m  (B)  3 m  (C)  4 m  (D)  6 m 

K 

1 m 

2 m 

Plane  mirror 

18.  Which  of  the  following  sources  provide  the  most  similar  amounts  of  energy?  (A)  Oil & nuclear  (B)  Coal & gas  (C)  Gas & nuclear  (D)  Coal & nuclear  19.  An  opaque  object  can  form  two  shadows  as  shown.  Which  object  do  the  shadows  belong  to  ? 

(A) 

(B) 

(C) 

(D) 

20.  Which  of  the  following  materials  is  not  grouped  correctly  ?  Conductors  (A)  Iron nail  (B)  Steel spoon  (C)  Paper boat  (D)  Safety pin 

Insulators  Wooden chair  Football  Lemon water 

paper 

P  21.  Study  the  given  circuit  diagram.  Which  of  the  following  statements  about  the  circuit  are  true?  (i)  An electric current transports energy from component R to component P.  Q  (ii) Component Q is in the 'on' position that allows electricity to flow in a  R  complete path.  (iii) The  wires that connect components  P,  Q  and  R  in the  circuit must  be  covered with electrical  insulations.  (iv)  The  wires  that  connect  components  P,  Q  and  R  in  the circuit are good electrical conductors.  (A)  (i) and (iv) only  (B)  (ii) and (iii) only  (C)  (ii), (iii) and (iv)  (D)  (i), (ii), (iii) and (iv) 

22.  The passengers sitting in a flying aeroplane are in _____ with respect to clouds, but are in ____ with  respect  to  the  interior  of  the  aeroplane.  (A)  Rest, motion  (B)  Rest, rest  (C)  Motion, rest  (D)  Motion, motion  23.  The  object    which  can  form  both  circular  and  rectangular  shadows  is  (A) 

(B) 

(C) 

(D) 

24.  Which  one  of  the  following  is  not  a  similarity  between  Earth  and  Moon?  (A)  Both do not give off light of their own  (B)  Both are round in shape  (C)  Both have gravitational pull  (D)  Both are Sun's satellite  25.  A blurred  view is obtained through a paper when a little amount  of oil or  grease  is  applied  on  it  because  the  paper  becomes  _______  (A)  Clear  (B)  Transparent  (C)  Translucent  (D)  Opaque 4 

Copyright©2015. Science Olympiad Foundation (SOF)

CLASS 6 | 13th NSO - 2010

26.  Study  the  flow  chart  carefully  and  match  column  I  (Objects)  with  column  II  (Materials).  Does it break easily ? 

Yes 

Is it transparent ? 

No 

Yes 

Object R 

Material  Object  P  (i)   C lay 

No 

Is it elastic ? 

Is it shiny ? 

No 

No 

Object P 

Q 

(ii)  Metal 

R 

(iii) Glass 

Object Q 

(A)  (P) – (i); (Q) – (ii); (R) – (iii)  (C)  (P) – (ii); (Q) – (i); (R) – (iii) 

(B)  (P) – (ii); (Q) – (iii); (R) – (i)  (D)  (P) – (iii); (Q) – (i); (R) – (ii) 

27.  What  kind  of  change  is  taking  place  in  the  given  pictorial  representation  ?  (A)  Reversible & physical  (B)  Irreversible & chemical  (C)  Reversible & chemical  (D)  Irreversible & physical  28. 

Ball  A steel loop 

Ice 

Steam 

Water 

A steel loop  Ball 

A 

B 

Reema has been trying to make a ball pass through a steel loop but remains unsuccessful.  What should Reema do to make the ball pass through the steel loop ?  (A)  Heat the loop  (B)  Cool the loop  (C)  Stretch the loop 

(D)  Put the loop in water 

Rahul  took  2  shallow  bowls  of  the  same  kind.  He  filled  them  with  equal  quantity of water and kept  one  of  these  cups  out  in  the sun and one in shade. 

29. 

What conclusion did he make after the experiment ?  (A)  Rate of evaporation increases with increase in temperature.  (B)  Rate of evaporation decreases with increase in temperature.  (C)  Rate of evaporation is unaffected by temperature.  (D)  None of these.  30.  The  given  experiment  shows  (A)  Air contains dust particles  (B)  Air occupies space  (C)  Air has mass  (D)  Air is colourless. 

Tie two balloons at equal  distance from the mid point  so that it is balanced 

Now fill air in one balloon by  blowing air in it and place it  at its original position 

31.  The  given  figures  show  particles  of  the  same  matter.  In  which  picture  is  the  matter  hottest  ? 

(A) 

(B) 

(C) 

32.  Water  is  poured  into  the  tank  until  it  is  half  full.  Which  of  the  objects  in  the  tank  will  move  up  to  the  water  surface  ?  (A)  1 and 4  (B)  1 and 3  (C)  2 and 4  (D)  None of these 5 

Copyright©2015. Science Olympiad Foundation (SOF)

(D) 

1. Stones  2. Pingpong ball  3. Marble  4. Wooden cork 

CLASS 6 | 13th NSO - 2010

33.  Match  column  I  with  column  II  and  mark  the  correct  option  from  the  codes  given  below.  Column I  Column II  (a)  Nitrogen  gas  +  oxygen  gas  (i)  99%  of  air  (b)  Loss  of  water  by  plants  (ii)  Water  cycle  (c)  Drought  (iii)  Transpiration  (d)  Replenishment  of  water  (iv)  Scarcity  of  ground  water  (A)  (a) ­ (i); (b) ­ (ii); (c) ­ (iii); (d) ­ (iv)  (B)  (a) ­ (iii); (b) ­ (ii); (c) ­ (i); (d) ­ (iv)  (C)  (a) ­ (iv); (b) ­ (i); (c) ­ (ii); (d) ­ (iii)  (D)  (a) ­ (i); (b) ­ (iii); (c) ­ (iv); (d) ­ (ii)  34.  A mixture contains two solids P and Q. Solid  P is light in weight while solid Q is very heavy. Their  sizes are almost same. Here, P is the unwanted component. To get pure solid Q, which separation  method  would  you  suggest  ?  (A)  Sieving  (B)  Winnowing  (C)  Magnetic separation  (D)  Filtration  35.  Match the  organisms  in column I with  their food habits in  column II and select  the correct option  from  the  codes  given  below  :  Column I  Column II  (a)  Snail  (i)  Human  or  animal  blood  (b)  Peacock  (ii)  Plant nectar  (c)  Bees  (iii)  Grains,  insects  &  snakes  (d)  Mosquito  (iv)  Decaying plant  parts  (A)  a­(i), b­(ii), c­(iii), d­(iv) (B)  a­(ii), b­(i), c­(iv), d­(iii)  (C)  a­(iv), b­(iii), c­(ii), d­(i)  (D)  a­(iii), b­(iv), c­(i), d­(ii)  36.  Identify  missing  parts  P,  Q  &  R  in  the  given  flow  chart  describing  preparation  of  ghee.  P  Q  R  (A)  Butter  Milk  Cheese  Cow  Q  P  R  (B)  Milk  Butter  Cream  (C)  Cheese  Butter  Cream  (D)  Milk  Cream  Butter 

Ghee 

37.  If  your  mother  is  buying  food  items  packed  in  packets,  bottles  or  tins,  which  of  the  following  information  must  she  look  for  ?  (i)  Contents  (ii)  Date  of  manufacture  (iii)  Expiry date  (iv)  Max.  retail  price  (v)  Any  mark  of  quality  like AGMARK,  FPO.  (A)  (i) & (ii)  (B)  (ii), (iii) & (v)  (C)  (ii), (iii), (iv) & (v)  (D)  (i), (ii), (iii), (iv) & (v)  38.  The  child in  the given  figure  is  suffering  from a  deficiency  disease.  This  disease  is  caused  due  to  deficiency  of  (A)  Carbohydrates 

Swollen  moon face 

Colour loss  in hair and skin 

Stops growing 

(B)  Proteins 

Thin upper arms  Sore and  peeling skin 

(C)  Fats  (D)  Vitamins 

39.  Which  should  come  in  the  blank  next  to  (iv)  in  the  given  figure  ?  (A)  Polyester  (B)  Coir 

(i) Wool 

(iii) Cotton 

(v) Paper 

(ii) Silk 

(iv) ______ 

(vi) Rubber 

(C)  Cashmere  (D)  Nylon

Natural fibre 

6 

Copyright©2015. Science Olympiad Foundation (SOF)

Made from plants 

CLASS 6 | 13th NSO - 2010

40.  Which  of  the  following  materials  upon  burning  smells  like  burning  paper  ?  (i)  Cotton  (ii)  Silk  (iii)  Flax  (iv)  Wool  (v)  Fur  (vi)  Jute  (A)  (i), (iii) & (vi)  (B)  (ii), (iv) & (v)  (C)  (i), (ii), (iv) & (vi)  (D)  (iv) & (v)  41.  Given below are three statements (a­c) each with one or two  blanks. Select the option which correctly  fills  up  the  blanks  in  two  statements.  (a)  In  cacti,  the  (i)  is  thick,  fleshy  and  green.  It  carries  out  photosynthesis.  (b)  The  male  reproductive  part  of  a  flower  is  (i)  .  (c)  The  coloured  (i)  of  a  flower  attract  insects  for  (ii)  .  (A)  (a) ­ (i) Root, (b) ­ (i) Pistil  (B)  (b) ­ (i) Stamen, (c) ­ (i) Petals, (ii) Pollination  (C)  (a) ­ (i) Root, (c) ­ (i) Sepals, (ii) Food  (D)  (a) ­ (i) Root, (b) ­ (i) Stamen  42.  Smita  set  up  an  apparatus  as  shown  in  the  given  figure.  After keeping the apparatus for some time in the Sun, she found  that  some  gas  has  collected  in  the  top  part  of  the  test  tube.  Which  gas  could  it  be  ?  (A)  Oxygen 

(B)  Hydrogen 

(C)  Carbon dioxide 

(D)  Nitrogen 

Gas collected  Test tube 

Water  Water plant 

P 

43.  In  which  labelled  part(s)  is  a  movable  joint  present  ?  (A)  P  (B)  R  (C)  Q  (D)  All of these 

Q  R 

44.  Observe the movement of a fish as shown in the figure.  Which  part  of  the  fish  helps  it  to  move  forward  ?  (A)  Dorsal fins  (B)  Tail fin  (C)  Mouth  (D)  Skeleton  45.  Garima  took  a  plant  found  on  the  land  and  carefully  put  it  inside  a  jar  of  water  as  shown  by  tying  it  to  stones.  She added the minerals required by the plant in the water and  kept it in sunlight. After some days the plant died. What could  be  the  probable  reason  for  its  death  ?  (A)  The plant was not able to absorb oxygen for respiration inside water  (B)  The plant was not able to absorb carbon dioxide for photosynthesis inside water  (C)  The plant did not get sunlight to perform photosynthesis inside water  (D)  Both (A) & (B) 

Water &  minerals  Stones 

46.  Given below are some of the adaptations shown by organisms living in the mountain regions. Select  the  ones  which  do  not  correctly  describe  the  mountain  habitat.  (i)  Animals  have  thick  skin  or  fur.  (ii)  Goats  have  strong  hooves.  (iii)  The  shape  of  trees  is  normally  of  cone  type.  (iv)  The  stems  become  thick,  flat  and  green.  (v)  The  leaves  are  covered  by  waxy  layer.  (vi)  The animals  have streamlined  body.  (A)  (i), (ii) & (iii)  (B)  (iv), (v) & (vi)  (C)  (i), (ii) & (vi)  (D)  (ii), (iv) & (vi)  47.  Landfill  is  an  area  where  the  garbage  collected  from  a  city  or  town  is  (A)  Dumped  (B)  Recycled  (C)  Burned  7 

Copyright©2015. Science Olympiad Foundation (SOF)

(D)  Both (B) & (C)

CLASS 6 | 13th NSO - 2010

48.  Given  below  are  four  (i­iv)  articles.  Suggest  the  most  appropriate  biodegradable  articles  that  can  be  used  to  replace  them  and  select  a  correct  option.  (i)  Plastic bags  (ii)  Plastic pots  (iii)  Chemical fertilizers  (iv)  Plastic plates  (A)  (i)­Paper plates, (ii)­Clay pots, (iii)­Jute bags, (iv)­Vermicompost  (B)  (i)­Clay pots, (ii)­Vermicompost, (iii)­Jute bags, (iv)­Paper plates  (C)  (i)­Jute bags, (ii)­Clay pots, (iii)­Vermicompost, (iv)­Paper plates  (D)  (i)­Paper plates, (ii)­Jute bags, (iii)­Vermicompost, (iv)­Clay pots  49.  The  given  figure  represents  a  section  of  a  tree  trunk.  Find out how old this tree was ?  (A)  Three years old 

(B)  Five years old 

(C)  Six years old 

(D)  Seven years old 

Core of tree  Bark 

50.  What  is  the  source  of  food  articles  shown  in  the  given  figures?  (A)  Plants  (B)  Animals  (C)  Humans  (D)  Both (A) & (B) 

Da bu r HONEY 

SPACE FOR ROUGH WORK

8 

Copyright©2015. Science Olympiad Foundation (SOF)

Class 6 14th

Year 2011

Copyright©2015. Science Olympiad Foundation (SOF)

CLASS 6 | 14th NSO - 2011

2

MENTAL ABILITY 1.

Which model represents a ratio of 2 : 1 of shaded to unshaded parts ?



(A)

2.

Arun is doing five sets of jumping jacks. He started with a set of 8 jumping jacks. In his second set,

(B)





(C)

(D)



he did 16; in his third set, he did 32; and in his fourth set, he did 64. If he follows the same pattern, 3.

which statement describes how to find the number of jumping jacks Arun will do in the fifth set? (A) Add 32 to the number in set 4. (B) Add 8 to the number in set 4. (C) Multiply the number in set 4 by 4. (D) Multiply the number in set 4 by 2.



Niharika planned to make colour photocopies of a poster for the school play. At the photocopy centre she saw the given table. If Niharika makes 14 colour photocopies, what will be the total



cost? (A) ` 0.15 (C) ` 2.10

4.



Number of colour

Total cost of

photocopies

photocopies

2

` 0.30

4

` 0.60

6

` 0.90

8

` 1.20

(B) ` 1.80 (D) ` 2.40

Vidhi is painting the outside of her doll house. She is considering painting the door blue or green and painting the walls white or yellow or grey. The diagram shows all the different combinations of colours she is considering. How many different combinations of colours are possible? (A) 2 (B) 4 (C) 6 (D) 8

5.

Abdul collects red and blue stamps. He has 15 stamps that are red only and 12 stamps that are red and blue. His collection has a total of 34 stamps. Which Venn diagram correctly represents Abdul's stamp collection?



(A)

6.

The given graph shows the weight of Armaan's dog over 5 weeks. Based on the graph, which of these is the best prediction for dog's weight in the 7th week ?



(A) 4 grams



(B) 9 grams



(C) 10 grams



(D) 20 grams

7.

What will come in place of the question mark (?) in the following question?



(A) 85



(B)



(C)

185% of 400 + 35% of 240 = ? % of 1648 (B) 75 (C) 125 Copyright©2015. Science Olympiad Foundation (SOF)



(D)

(D) 50

CLASS 6 | 14th NSO - 2011

3 8.

Nikhil walked 30 metres towards East, took a left turn and walked 20 metres. He again took a left



turn and walked 30 metres. How far and in which direction is he from his starting point? (A) 20 metres North (B) 80 metres North (C) 20 metres South (D) 80 metres South

9.

Sara pitched a tent in her backyard. How many faces does Sara's tent have?



(A) 3 faces (C) 6 faces

(B) 5 faces (D) 9 faces



10. In a certain code CONQUER is written as MNBRQDT. How is STEAMER written in that code? (A) DRSBQDL (B) DSRBLDQ (C) DSRZQDL (D) DSRBQDL 11. Raj wants to frame a rectangular poster for his room. The dimensions of the poster are 1.5 feet

by 2 feet. What is the perimeter of Raj's poster? (A) 3 feet (B) 3.5 feet (C) 5.5 feet

(D) 7 feet

12. Tamera's class was divided in half to play a game of football. There were 12 students on each team. Which algebraic equation could be used to calculate the number of students(s) in Tamera's class?

(A)

12 = 2 s

(B) 12 + s = 2

(C)

s = 12 2

13. Mohit made the given frequency table to show the number of times each vowel was used in the first sentence of several books he had read. Find the average of their tally marks.

(A) 5.2



(B) 6.0



(C) 6.2



(D) 5.0

(D) s + 2 = 12 Vowels in Sentences Vowel

Tally Marks

A E I O U

14. Which supply costs as much as the glue and bolts together ?

Supply

Cost

Nails

` 1.00

Paint

` 1.50

(B) Nails

Glue

50 paise

(C) Handle

Bolts

50 paise



Wheels

` 2.00



(D) Wheels

Wood

` 3.00

Handle

` 1.50



(A) Paint



15. Three different containers contain 496 litres, 403 litres and 713 litres of mixtures of milk and water

respectively. What biggest measure can measure all the different quantities exactly? (A) 1 litre (B) 7 litres (C) 31 litres (D) 41 litres

science 16. A pendulum oscillates between positions L and R as shown in figure. It takes 1.2 s to go from L to R and back to the mean position S. What is the period

of the pendulum ? (A) 0.4 s (C) 1.2 s

(B) 0.8 s (D) 1.6 s

Copyright©2015. Science Olympiad Foundation (SOF)

L

S

R

CLASS 6 | 14th NSO - 2011

4

17. A train has high inertia. How difficult is it to start the train moving and to stop it moving ? To start (A) Difficult (C) Easy

To stop To start Difficult (B) Difficult Difficult (D) Easy

To stop Easy Easy

18. Two cars X and Y are travelling in opposite directions on a narrow road as shown here. Four possible positions for placing a mirror are labelled A, B, C and D. In order to avoid an accident, a mirror could

be placed at position _____. (A) A (B) B (C) C (D) D

19. An iron nail was magnetised using the method shown here.

Which part of the iron nail would be the north pole ? (A) A (B) B (C) C (D) D

20. Statement-1 : A person sitting in an artificial satellite revolving around the earth feels weightless.

Statement-2 : There is no gravitational force on the satellite. (A) Both statements-1 and 2 are true and statement-2 is the correct explanation of statement-1. (B) Both statements-1 and 2 are true but statement-2 is not the correct explanation of statement-1. (C) Statement-1 is true but statement-2 is false. (D) Both statements-1 and 2 are false.

21. For measuring hotness and coldness of an object we should use _____. (A) A conductor (B) A temperature (C) An insulator

(D) A thermometer

22. Match Column I with Column II and select the correct option from the codes given below. (a) (b) (c) (d) (e) (A) (C)

Column I Column II Battery (i) Complete path for the flow of electricity. Conductor (ii) A collection of cells. Circuits (iii) Generate electricity. Insulator (iv) Allows electricity to flow through it. Cells (v) Substance that does not allow electricity to flow through it. a-(ii), b-(iv), c-(i), d-(v), e-(iii) (B) a-(iii), b-(v), c-(i), d-(iv), e-(ii) a-(v), b-(iii), c-(i), d-(iii), e-(iv) (D) a-(ii), b-(iv), c-(iii), d-(v), e-(i)

23. Sanjay had a beaker full of a dark blue liquid. He added

Beaker

some yellow colour to it. He then shone a torch on the beaker as shown here.



What was the colour of the image of the beaker on the



screen ? (A) Yellow

24.

The (A) (B) (C) (D)

(B) Green

Torch

(C) Blue

given figures show which type of motion ? Circular motion Rectilinear motion Periodic motion All of these Copyright©2015. Science Olympiad Foundation (SOF)

Screen

(D) Black

CLASS 6 | 14th NSO - 2011

5

25. The diagrams given below show a steel ball, a rubber ball and a magnet placed at different positions on a slope. In which one of the following diagrams would the ball roll down the slope the fastest? rubber ball

steel ball



(A)



(B)



magnet

(C)

(D)

magnet N

N

26. In the given images, a boy is looking through a material. Which one of the following represents translucent?

(A)

(B)







(C)





(D) All of these

27. Jai placed few objects in a tank of water. Water was poured into the tank until it was half full. Which object in the tank would be floating after ten minutes?

(A) Pencil



(B) Glass ball



(C) Stone



(D) Metal ball

28. Which property can be explained by the given figure?

(A) Softness



(B) Brittleness



(C) Malleability

(D) Ductility

29. Which of the following is made of one material only?

(A) 1 and 2 only



(B) 1, 2 and 3 only



(C) 2 and 3 only



(D) 3 and 4 only

30. Changes occurring in the figures are ____.

(A) Permanent, permanent (B) Permanent, reversible



(C) Reversible, reversible (D) Reversible, permanent

31. What conclusion can you draw from the following experiment?



(A) (B) (C) (D)

Stirring Stirring Stirring Stirring

decreases solubility, increase in temperature increases solubility. increases solubility, increase in temperature decreases solubility. increases solubility, decrease in temperature decreases solubility. decreases solubility, decrease in temperature increases solubility. Copyright©2015. Science Olympiad Foundation (SOF)



CLASS 6 | 14th NSO - 2011

6 32. Match the columns and mark the correct option. Separation process

Purpose for which we do

What do we do with the separated

the separation

components?

(1) Separate stones from rice. (a) To separate two different, (i) but useful components. (2) Churning milk to obtain (b) To remove non-useful (ii) butter.

We t h r o w a w a y t h e s o l i d component. We throw away the impurities.

components.

(3) Separate tea leaves.

(c) To remove impurities or (iii) We use both the components. harmful components.



(A) (1) - (b) - (i) ; (2) - (a) - (iii) ; (3) - (c) - (ii) (C) (1) - (a) - (i) ; (2) - (b) - (ii) ; (3) - (c) - (iii)

(B) (1) - (c) - (i) ; (2) - (b) - (iii) ; (3) - (a) - (ii) (D) (1) - (b) - (ii) ; (2) - (a) - (i) ; (3) - (c) - (iii)

33. If two substances interact to produce a change, they will do so _____. (A) Under any condition (B) No matter what kind of interaction takes place (C) Only if they are in close contact (D) Only if the interaction is under the right conditions 34. Arjun conducted an experiment shown in figure. What

conclusion could you draw from the observation?



(A) Air contains dust particles.



(B) Air contains oxygen.



(C) Air contains water vapours. (D) Air contains carbon dioxide.

35. Which of the following is not the characteristic of living organisms ? (A) Living organisms are made up of cells. (B) Living organisms grow and mature. (C) Living organisms have indefinite life span. (D) Living organisms respond to stimulus. 36. The earthworm has no bones but there is a series of muscular rings all along its body, which it uses for locomotion. Given below are the various steps of its locomotion. Arrange them in sequence

and (i) (ii) (iii) (iv) (A) (C)

select the correct option. It shortens the body by muscle contraction and pulls its rear-end forward. It fixes the front end and releases the rear end. It fixes its rear portion to the ground with the help of tiny bristles. It extends the front part of its body by muscle expansion. (iv) → (iii) → (ii) → (i) (B) (iii) → (iv) → (ii) → (i) (i) → (ii) → (iii) → (iv) (D) (ii) → (iii) → (iv) → (i)

37. Refer the given figure on types of joints. Identify the labelled joints X,

Y and Z and select the correct option. X Y



(A) Hinge

Pivot

Ball and socket



(B) Pivot

Hinge

Ball and socket



(C) Ball and socket

Hinge

Pivot



(D) Pivot

Ball and socket

Hinge

Z

38. Which of the following lists of food is obtained from roots of the plant ? (A) Spinach, cabbage, coriander (B) Potato, mango, broccoli (C) Sugarcane, onion, beetroot (D) Radish, turnip, carrot Copyright©2015. Science Olympiad Foundation (SOF)

CLASS 6 | 14th NSO - 2011

7 39. Which of the following methods are used for storing food items ?



(i) Food should be kept in closed containers.

(ii) Food should be properly washed.

(iii) Food should not be overcooked

(iv) Food can be refrigerated.

(v) Food items can be preserved by drying out in the Sun. (A) (ii) & (iv) (B) (i), (iv) & (v) (C) (i), (ii), (iii) & (iv)

(D) (i), (ii), (iii), (iv) & (v)

40. X are building blocks of the body. They are the main components of various structures in the body,

like muscles, nails, hair, etc. What are X ? (A) Fats (B) Carbohydrates

(C) Vitamins

(D) Proteins

41. Identify X in the given Venn diagram.

(A) Silk



(B) Wool



(C) Nylon



(D) Jute

42. Why is wool used for winter clothing ? (A) Because it can dry easily. (C) Because it cannot absorb sweat.

(B) Because it is coarse and heavy. (D) Because it is fluffy and retains air.

43. Which of the following animals is adaptable to live in warm and dry habitats ?

(A)

44.

Which of the following statements is/are incorrect? (i) Fishes have streamlined body in order to facilitate swimming. (ii) Birds have strong flight muscles which aid them in flying. (iii) Snakes have hollow bones that help them in locomotion. (iv) Tigers and wolves have sharp pointed teeth to help them tear the flesh of their prey. (A) (ii) only (B) (iii) & (iv) (C) (iii) only (D) (i) & (iii).



(B)



(C)



(D)

45. Megha prepared a model of human digestive system from scrap materials as given. Compare the labelled scrap materials P, Q, R and

S with parts of digestive system and select P Q R (A) Buccal cavity Stomach Small intestine (B) Pharynx Pancreas Large intestine (C) Trachea Gall bladder Large intestine (D) Oesophagus Stomach Small intestine

the correct option. S Large intestine Small intestine Small intestine Large intestine

46. Refer the given flow chart.



P, Q, R and S are blood vascular pathways that provide blood to the whole body. Which two pathways carry blood rich in oxygen ? (A) P & Q (B) P & R (C) Q & S (D) R & S Copyright©2015. Science Olympiad Foundation (SOF)

CLASS 6 | 14th NSO - 2011

8 47. Which of the following is incorrect regarding herbs, shrubs and trees ? Herbs Shrubs Trees (A) Tomato Lemon Mango, guava (B) Usually short Medium sized Tall in size (C) Plants with hard Plants with green Plants with thick stem, not very thick and tender stems brown stem (D) Branches are few Stem branches out Stem branches out near base in the upper part 48. Moon changes its shape over a month as shown in the given figure. What is the main cause of these changes ? (A) Over a month’s time, the Sun moves between the Earth and the Moon, blocking the Moon’s light. (B) As the position of Moon in its orbit around the Earth changes, part of the lit portion of the Moon is visible.



(C) As the Moon’s orbit moves to a far point away from the Earth, its light is dim; when it is closer to the Earth, its light is bright. (D) At times, the whole Moon is lit by the Sun, but at other times, half remains dark.

49.

Which of the following statements are correct ? (i) Biodegradable house-hold wastes can increase soil fertility. (ii) Planting of trees can help in preventing soil erosion. (iii) Tidal energy is produced from hot water geysers. (iv) Terrace farming helps in preventing landslide. (v) Ores are rocks from which coal and petroleum are extracted. (A) (i), (ii) & (iv) (B) (ii) & (iii) (C) (i), (ii) & (v)

(D) (i), (iii), (iv) & (v).

50. A violent storm with winds whirling around a small area of extremely low pressure, usually

characterized by a dark funnel-shaped cloud causing damage along its path is called ____. (A) Tornado (B) Cyclone (C) Tsunami (D) Hurricane SPACE FOR ROUGH WORK

Copyright©2015. Science Olympiad Foundation (SOF)

Class 6 15th

SET A Year 2012

Copyright©2015. Science Olympiad Foundation (SOF)

Class 6 | 15th NSO - SET A

2

Mental Ability (D) XXV A



(A) 10 cm2



(B) 30 cm2



(C) 12 cm2



(D) 21 cm2

3.

Number of unit cubes in the given figure is _____. (A) 25 (B) 26 (C) 27 (D) 28

1 cm

I

J 1 cm G

H 1 cm F

1 cm

The area of the adjoining figure is ______.

1 cm

1 cm D E

B

1 cm

2.

(C) XVIIX

1 cm

1. The value of XCII – LXV is ____. (A) XLIV (B) XXVII

C

1 of the total cows to his 4. A farmer has 11 cows. He purchased 5 more cows and wished to give 2 1 eldest son, to the middle son, and the remaining to the youngest son. The number of cows 4 each son (eldest to youngest) will get respectively is _____. (A) 8, 8, 4 (B) 4, 4, 8 (C) 4, 8, 4 (D) 8, 4, 4 5. The length of a rectangle is (a + b) cm and the breadth is (a – b) cm. If b = 65 – 2a, where a is 6.

the square of 5, then the area of the rectangle is _____. (A) 482 cm2 (B) 298 cm2 (C) 400 cm2

(D) 299 cm2

In the given question, there is a definite relationship between figures 1 and 3. Establish a similar relationship between figures 2 and 4 by selecting a suitable figure from the options that would replace the question mark (?) in figure 4.



(A)

7.

Kunal is facing the library. If he turns 270° anticlockwise he



(B)



(C)



(D)

will be facing _______.

(A) Train Station



(B) Community Centre

(C) Mall



(D) Church

3 8. In a class of 64 pupils, the ratio of the number of boys to the number of girls is 3 : 5. If of the 5 girls wear spectacles, how many girls do not wear spectacles ? (A) 16 girls (B) 19 girls (C) 15 girls (D) 24 girls 9. If 'orange' is called 'butter', 'butter' is called 'soap', 'soap' is called 'ink', 'ink' is called 'honey' and 'honey' is called 'orange', which of the following is used for washing clothes ? (A) Honey (B) Butter (C) Soap (D) Ink Copyright©2015. Science Olympiad Foundation (SOF)

Class 6 | 15th NSO - SET A

10.

3

Number of lines of symmetry can be drawn in the given figure is ______. (A) 5 (B) 2 (C) 3 (D) 4

11. Look at the given line graph carefully. The decrease in the number of members was the greatest in ______.

(A) 2001



(B) 2002



(C) 2003



(D) 2004

12. Simplify the given expression :

(–6) – [(–48) + (–12)] + (–2) – 6 + [(–12) ÷ (–3) × (–8)] (B) 12 (C) 14 (D) – 12

(A) – 14

13. At a sale, Mohit paid ` 129.40 for 8 files and 4 pens. If a file and a pen costs ` 24.50 altogether, the cost of each pen is ______. (A) ` 16.65 (B) ` 17.85 (C) ` 15.75 (D) ` 25 14. Three bells ring at intervals of 15, 20 and 30 minutes. If they all ring at 12 noon together, then time they ring together again is _____. (A) 12 p.m. (B) 1 p.m. (C) 2 p.m. (D) 12 : 55 p.m. 15. The correct mirror-image of the fig.(X), if the mirror is placed vertically left is _____.



(A)



(B)



(C)



(D)





science 16. In the game of football, a goalkeeper stops a ball. It is because (A) Friction between the ball and hand of goalkeeper (B) Decrease in speed of ball due to air resistance (C) Application of force by goalkeeper (D) All of these. 17. Which one of the following can be attracted by a magnet ?

(A)



(B)



(C)



(D)

X

18. A boy spins one wheel of an upturned bicycle and mud particles

fly off. Which one of the following arrows shows the direction of movement of the mud which comes off at position X?



(A)



(B)



(C)



Copyright©2015. Science Olympiad Foundation (SOF)



(D)

Class 6 | 15th NSO - SET A

19.

4

Which of the following statements about the size of image formed in a plane mirror is wrong ? (A) The image can be taller than the mirror. (B) The height of the image depends on the distance of object from the mirror. (C) The width of the image is the same as the width of the object. (D) The height of image depends on the height of the object.

20. Sumit hangs a steel block on a spring. The block starts moving in the direction as shown in the figure. What force(s) is/are acting on the steel block ?

1. Elastic spring force 2. Frictional force 3. Gravitational force (A) 1 only (C) 1 and 3

Spring

Steel block

(B) 3 only (D) All 1, 2 and 3

21. A student tries to magnetise a short steel rod. Which of the following tests will show that he has

succeeded? (A) Both ends of a magnet attract the rod. (B) One end of a magnet repels the rod. (C) The rod picks up a small piece of paper. (D) When freely suspended, the rod points in any direction.

22.

Study the given diagram carefully and select the correct option. (A) Object X has rough surface. (B) Object X is a source of light. (C) Object X is made from a magnetic material. (D) Object X reflects light very well.

Light

Object X

23. Which feature of a solid object cannot be changed by the application of a force ? (A) Length (B) Mass (C) Shape (D) Speed 24. The two electrical circuits given here consist of similar bulbs and dry cells. Which of the following statements about the given circuits is correct? (A) The bulbs in circuit Q are brighter than those in circuit P when all the switches are closed. (B) If the middle bulb in circuit Q blows, at least one bulb will still be able to light up. (C) All the bulbs in circuit P will not light up when the switch is open. (D) One bulb in circuit P will light up when the switch is open. 25. A group of students carried out an experiment to find out how the force applied to pull the toy car up the ramp varied with the height of the ramp as shown in the given diagram. They varied the height by changing the number of the blocks.



(B)





0 Height of ramp

(C)

0 Height of ramp

Force

(A)

Force

Which one of the following graphs best illustrates their results ? Force



(D)

0 Height of ramp

26. A mixture contains tiny particles of three different Substances Properties of the particles substances P, Q and R. P, Q and R Same size and colour Which of the following methods will be suitable Heavy, insoluble and non-magnetic P for separation of components of the mixture? Light, insoluble and non-magnetic Q (A) Winnowing followed by magnetic separation Magnetic R (B) Filtration followed by magnetic separation (C) Sieving followed by sublimation (D) Hand picking followed by winnowing Copyright©2015. Science Olympiad Foundation (SOF)

Class 6 | 15th NSO - SET A

5

27.



Which statement do you think is correct regarding the given changes? (A) From X to Y the change is reversible while Y to Z the change is irreversible. (B) From X to Y the change is irreversible while Y to Z the change is irreversible. (C) From X to Y and Y to Z the changes are irreversible. (D) From X to Y and Y to Z the changes are reversible.

28. Diksha prepared the given flowchart for sorting the materials into different groups. Fill the blanks left by (i) (A) Glass (B) Sugar (C) Rubber (D) Rubber

her from the given options. (ii) (iii) (iv) (v) Sugar Rubber Honey Petrol Rubber Glass Petrol Honey Glass Sugar Honey Petrol Sugar Glass Honey Petrol

29. Jaya made a hole in the cap of a bottle and filled it with coloured water. She put a straw through the hole and kept the bottle in a pan of very hot water.

She observed that water starts coming out of the bottle in the form of a fountain and comes down when water cools down.



What does her experiment show ? (A) Air from the bottle comes out taking water with it. (B) Liquids expand on heating and contract on cooling. (C) The water changes into vapours and comes out of the bottle. (D) On heating, water vapours are converted into liquid which come out of the bottle.

30. Study the given figures carefully.

What can be inferred from these figures?



(A) The gas particles have very less kinetic energy.



(B) The gas particles have a lot of space between them.



(C) Gases can be easily compressed.



(D) Both (B) and (C).

31. Reshma took three beakers X, Y and Z containing cold,

warm and hot water respectively as shown in the figure. She added two table spoons of sugar to each beaker and stirred the solutions. After two minutes she observed the following.



Choose the correct statement(s) that explains her observations.



(i) The solubility of sugar decreases with increase in temperature. (ii) The solubility of sugar increases with increase in temperature. (iii) We can add some more sugar if we heat the water. (A) (i), (ii) and (iii) (B) (ii) and (iii) (C) (i) and (iii) Copyright©2015. Science Olympiad Foundation (SOF)

(D) (iii) only

Class 6 | 15th NSO - SET A

6

32. It is actually a combination of evaporation and condensation. The process first involves heating in order to vaporize the liquid. The vapours of the liquid on cooling give pure liquid. This process is called _____. (A) Chromatography (B) Sublimation (C) Filtration (D) Distillation 33. Jyoti burnt a candle. She collected the wax and heated it again in a dish.



Which of the following conclusions is correct? (A) Burning of candle is a chemical change while melting of wax is a physical change. (B) Both burning of candle and melting of wax are physical changes. (C) Both burning of candle and melting of wax are chemical changes. (D) Burning of candle is a physical change while melting of wax is a chemical change.

34. Priya took a metal spoon, a wooden spoon, a plastic spoon and a glass rod. She dipped one end of each item into boiling water for five minutes and then touched the end extending outside the water. What were her observations and their inference regarding conduction of heat by these items? (A) Metal and wooden spoon become hot at the other end which was outside water, hence metal and wood are good conductors of heat. (B) Only metal spoon becomes hot hence metals are good conductors of heat while wood, plastic and glass are bad conductors. (C) All the items become hot, hence all are good conductors of heat. (D) Metal and plastic spoon become hot, hence metals and plastic are good conductors of heat while wood and glass are bad conductors. 35. Which of the following children made correct statement?



(A)



(C)

Mohan just can't stop sneezing on being exposed to dust. He is probably suffering from typhoid.



(B)



It's not cold inside the room, but Rohan just can't stop shivering. He is probably suffering from malaria.

(D)

36. Riya is checking excess fat in her diet. In an outdoor trip, on feeling hungry, she picked three food packets D, E and F each of ` 10 cost. She read the nutritional information (per 100 g) printed on each food packets. Which among these food packets should she buy? Packet D Packet E Packet F Nutrients (Net weight 84.5 g) (Net weight 117 g) (Net weight 45 g) Carbohydrates

66 g

77 g

40 g

Proteins

7.4 g

8.5 g

10 g

Fat

22 g

10.9 g

40 g

13.8 g

0

0

Cholesterol

Energy (A) Packet D

491 Kcal (B) Packet E

440 Kcal (C) Packet F

Copyright©2015. Science Olympiad Foundation (SOF)

560 Kcal (D) None of these

Class 6 | 15th NSO - SET A

7

37. Which of the following is incorrect regarding the given figures?

(i)



(A) (i) and (ii) – skeletal and muscular system involved (B) (ii) – reproductive system involved (C) (iii) – excretory system involved (D) (i), (ii) and (iii) – nervous system involved

38. Abraham: Manju:



(ii)



(iii)

How will vehicles run if all the oil finishes? On CNG. I had seen on TV that vehicles which run on CNG give less smoke.

Uncle(laughing): That too comes from below the earth. It is also limited. Divya: Electricity can be used to run vehicles. I have seen an electric bicycle. Abraham:

We will have to do something. Or else, how will we travel when we grow up?

From the above discussion the conclusion is, we should _____. (A) Reduce our dependence on renewable resources. (B) Reduce our dependence on non-renewable resources. (C) Increase our dependence on renewable resources.

(D) Both (B) and (C).

39. Beena’s husband is making a big mistake while putting out the fire as shown.

What should he do instead? (A) He should put out fire by a blanket. (B) He should put out fire by petrol. (C) He should put out fire using sand. (D) He should put out fire by blowing air.

40.

Select the incorrect statement. (A) Water particles on heating become free from their existing arrangement to move faster and escape into the air. (B) In summer, due to heat, electric cables expand and hang loosely from poles. (C) Cooling a substance slows down the movement of its particles. (D) Water expands on heating, thus ice occupies more space.

41. Which of the following traits is most likely inherited in children from their parents? (A) Dimples in cheeks (B) Moving ears without holding them (C) Voice quality (D) All of these 42. Earthquakes generate waves over the earth which can be obtained on paper in the form of graph called (A) Seismograph (B) Seismogram (C) Richter scale (D) Seismosphere 43. The given picture shows Sunita Williams in the spaceship. Sunita shared her experiences of living

in space as following : l We could not sit at one place. We kept floating in the spaceship. l In space there was no need to use a comb. My hair kept standing all the time. Which of the following can explain these conditions in the spaceship? (A) Gravitational pull of moon is non-effective. (B) Gravitational pull of sun is non-effective. (C) Gravitational pull of earth greatly reduces. (D) Gravitational pull between various objects in a spaceship is very-very strong.

44. Which natural calamity leads to famine? (A) Flood (B) Drought

(C) Earthquake

Copyright©2015. Science Olympiad Foundation (SOF)

(D) All of these.

Class 6 | 15th NSO - SET A

45.

8

Which of the following is an incorrect step in the process of making vermicompost? (A) Take non-biodegradable wastes such as plastic, rubber, etc. (B) Dig a compost pit about 3 feet deep in a cool, shaded corner of the ground. (C) Put some redworms in the pit and cover them loosely with old cloth or grass. (D) Powdered egg shells or sea shells could be mixed with the wastes which help redworms in grinding their food.

46. Which of the following activities would show that air is dissolved in water? (A) Press a piece of cotton wool into the bottom of a tumbler. Hold the tumbler upside down and insert it into a bowl of water, without tilting it. (B) Press steel wool into the bottom of the gas jar. Invert the gas jar into the bowl of water on two small wooden blocks so that there is space between the gas jar and the bowl. (C) Take some water in a pan. Heat it gently on a gas burner. Observe the water as it begins to heat. (D) None of these. 47.

The (A) (B) (C) (D)

joint illustrated in the given figure is present in _____. Neck Wrist Elbow Shoulder

48. Megha’s brother brought a plant with the following features :

(i) Narrow and thin ribbon like leaves (ii) Reduced size of roots (iii) Long, hollow and light stem Her brother most likely brought this plant from _____. (A) Desert (B) Glacier (C) Forest

(D) Lake

49. Many plants like eucalyptus, pine and rubber tree produce substances such as rubber and resin.

These products are _________ for these plants. (A) Stored food (B) Toxic wastes

50. Select the correct pair. (A) Vitamin C – Goitre (C) Vitamin D – Anaemia

(C) Water reserve (B) Vitamin A (D) Vitamin B1

(D) Nutrients

– Rickets – Beriberi

SPACE FOR ROUGH WORK

Copyright©2015. Science Olympiad Foundation (SOF)

Class 6 15th

SET B Year 2012

Copyright©2015. Science Olympiad Foundation (SOF)

15th NSO - SET B

1

mental ability 1.

The traffic lights at three different road crossings change after every 72 seconds, 108 seconds and 132 seconds respectively. If they change simultaneously at 7 a.m., then the time they will change



again simultaneously is ______. (A) 7:39 am (B) 7:39:36 am

2.

There is an amount of ` a with Rishab. He gave ` 30 to his father and distributed the remaining

(C) 7:36:39 am

(D) 7:36 am

amount equally among 'n' children of his colony. The share of each child is ______. a





30 

(B) `  a −   n 

(C) `  (a − 30) 1



(A) `  − 30  n 

3.

The fraction of shaded part of the given figure is ______.



(A) 2

n



(D) None of these

7 10 2 (D) 3

(B)



5 1 (C) 2

4.

Namita faced South-West after she turned 225° clockwise.



The (A) (B) (C) (D)

5.

Which of the following numbers is divisible by 6 ? (A) 550690 (B) 80356 (C) 728931

6.

If six friends are sitting around a circular table at equal distance from each other. Garima is sitting

direction she was facing at the start is ______. North North-West East North-East (D) 656364

second right of Latika who is exactly opposite to Megha. Megha is on immediate left of Beena, who is exactly opposite to Priya. Amita is also sitting at the table, then the person sitting between

Latika and Garima is ______. (A) Priya (B) Amita

7.

The (A) (B) (C) (D)

8.

While preparing an article about travel for the

(C) Beena

missing number in the adjoining number pattern is _____. 64 80 96 192

(D) Megha ? 48 48 16 16 16 8 8 8 8 8 8 8 8 8

school newspaper, Kanika found the given graph of the activities of travellers in the United States for a certain year. Based on the information given in the graph, which statement is correct? (A) More travellers went shopping than to all other events combined. (B) More travellers went to cultural events/festivals than to historical sites/museums. (C) More travellers went to beaches than to national/state parks and sport events combined. (D) More travellers went shopping than to theme/amusement parks and sports events combined. Copyright©2015. Science Olympiad Foundation (SOF)

15th NSO - SET B 9.

2

Simplify the given expression: 12 ÷ 3{– 4 + 8{– 3 + 2(– 7 + 10) + 3 × (8 – 2)} –1} (A) 46 (B) 652 (C) 42

(D) None of these

10. Look at the given image carefully and answer the question.

Number of letters that have at least one line of symmetry is _____. (A) 1 (B) 2 (C) 3

(D) 4

2 times as much money as Sanchi. If Meetu used 1/3 of her savings to buy a 5 handbag, then the new ratio of Meetu's savings to their total savings is _____.

11. Meetu saved 2



(A) 5 : 13

(B) 8 : 13

(C) 8 : 17

(D) 8 : 5

12.

Which of the following statements is INCORRECT ? (A) Two distinct lines meeting at a point are called intersecting lines. (B) Two lines in a plane are said to be parallel if they do not meet. (C) A reflex angle is shorter than a straight angle. (D) One full turn of the hand is one revolution.

13. The given figure is formed by 5 identical 4 cm squares.





(C) 64 cm

(D) 76 cm

(C) 32

(D) 33

The perimeter of the whole figure is _____. (A) 100 cm (B) 48 cm

14. The best estimation for 92.3 ÷ 3 is ______. (A) 30 (B) 31

15. In the given question there is a definite relationship between figures P and Q. Establish a similar relationship between figures R and S by selecting a suitable figure from the options that would replace the question mark (?) in fig. (S). Problem Figures



(A)



(B)

(C)





(D)

science 16. Two identical metal balls A and B moving in opposite directions hit each other at point X as shown in the figure. Changes are most likely to be appear in their

1. Shapes (A) 1 and 3 only

2. Speeds 3. (B) 2 and 3 only

Directions (C) 2 and 4 only

A

X

B

4. Volumes (D) 1, 2 and 3 only

17. Study the set-up given here. Which of the following options shows the correct shape of the shadow formed on the screen ?

(A)



(B)



(C)



(D)



18. Magnets lose their properties if (A) Left in the open (B) Heated strongly

(C) Dropped from a height (D) Both (B) and (C)

Copyright©2015. Science Olympiad Foundation (SOF)

15th NSO - SET B

3

19. In which of the following arrangements of electrical circuits will the bulb(s) be the brightest, assuming that all the bulbs and dry cells are identical? (A)



(B)



(C)



(D)





20. Shaving blades are usually made of steel. They will be ________. (A) Attracted by a magnet (B) Repelled by a magnet (C) Attracted only by natural magnets (D) Unaffected by magnets 21. The surfaces which cannot produce clear images are called ________. (A) Rough surfaces (B) Ideal surfaces (C) Smooth surfaces

(D) Curved surfaces

22. The graph shows the length of a spring when different weights are hung from it. The spring extends by _____ when an 80 g weight is

hung from it. (A) 4 cm (B) 6 cm (C) 8 cm (D) 10 cm

23. Most of the electricity carrying wires near highways do not have a plastic covering like the wires used for domestic purposes. But there is no substantial loss of energy because (A) Air is a bad insulator of electricity (B) Air is a bad conductor of electricity (C) Electricity flows very fast near highways (D) Both (B) and (C) 24. Sanjay uses a spring balance to pull a wooden block over a tiled floor. Which of the following factors will affect the amount of force Wooden block needed to pull the wooden block? (1) The mass of the spring balance Spring balance (2) The mass of the wooden block (3) The surface of the tiled floor (4) The surface of the wooden block that comes in contact with the tiled floor (A) 1 and 4 only (B) 2 and 3 only (C) 2, 3 and 4 only (D) 1, 2, 3 and 4 25. All stars appear to move from (A) East to West (B) West to East

(C) North to South

(D) South to North Metal tray

26. A metal tray was used to cover a beaker of boiled water as shown in the diagram. The beaker and metal tray were then removed from the tripod stand and left on the table.

After two minutes, which of the following can be observed?



(A)

(B)

27.



Water

Bunsen burner

(C)

(D)



Change P : Coconut oil in winter solidifies. When we leave it in the sunlight, it liquifies again. Change Q : In winters, when iron gate of park is exposed to moist air, it gets rusted. What type of changes are P and Q? (A) P – Chemical change, Q – Reversible change (B) P – Physical change, Q – Chemical change (C) P – Chemical change, Q – Physical change (D) P – Reversible change, Q – Physical change Copyright©2015. Science Olympiad Foundation (SOF)

15th NSO - SET B

4

28. Smriti took four beakers containing equal amount of water. She wanted to check solubility of some solids like sugar, salt, chalk powder and saw dust. She added the solids to each beaker, stirred the contents with a stirrer and waited for some time. What did she observe?



(A) (B) (C) (D)

Sugar and chalk powder are soluble in water while salt and saw dust are insoluble. Sugar, salt and chalk powder are soluble in water while saw dust is insoluble. Sugar, salt, chalk powder and saw dust are soluble in water. Sugar and salt are soluble in water while chalk powder and saw dust are insoluble.

29. To separate constituents of a mixture, Jaya adopted the following method. Evaporation Mixture Filtration Solution Solid



Solid

What could be the composition of the mixture? (A) Water + Sugar + Salt (C) Water + Chalk powder + Saw dust

(B) Water + Sand + Saw dust (D) Water + Saw dust + Sugar

30. Ranjan placed four different materials M, N, O and P of equal length into a shallow dish containing 180 mL of water with some black dye added into it. The shaded portion shows the amount of coloured water absorbed by the materials. Which one of the following conclusions

about the materials is correct ? Best absorbent Least absorbent (A) P O (B) O N (C) M N (D) O P





31. Vijay conducted an experiment to compare the heat conductivity of four different materials P, Q, R and S. Thumbtacks were fixed with wax on each material and then the materials were stacked on top of each other as shown in the diagram.

Vijay recorded his results in the table as given below. Material

P

5

Q

6

R

2

S

4

Candle

What can be inferred from his experiment?



(A) (B) (C) (D)

R is a better conductor of heat than material S. S is a better conductor of heat than material R. Q is a better conductor of heat than material P. P, Q, R and S are equally good conductors of heat. Copyright©2015. Science Olympiad Foundation (SOF)

Thumbtack Wax

Support



Material Material Material Material

Material P Material Q Material R Material S

Time taken for thumbtacks to drop (minutes)

15th NSO - SET B

5

32. The table below shows the properties of four substances K, L, M and N.



Substance

Colour

Taste

Magnetic

Dissolves in water

K L

White

Salty

No

Yes

Blue

Sweet

No

No

M

White

Sweet

No

Yes

N

Black

Metallic

Yes

No

Which two substances would be most difficult to separate when mixed in water? (A) K and L (B) K and M (C) L and M (D) M and N

33. Study the given diagram carefully and choose the correct option.

(A) X – Solid, Y – Liquid, R – Heating



(B) Y – Gas, Z – Liquid, T – Heating



(C) X – Solid, Z – Gas, P – Freezing



(D) Y – Gas, X – Liquid, Q – Cooling

34. The given table shows the properties of four items.

Which of the items is correctly described?

Items

Occupies space

Definite shape

Definite volume

Can be compressed

Sponge



×

×

×

Clay ball







×

Oxygen



×



×

Cough syrup



×

×





(A) Sponge



(B) Clay ball



(C) Oxygen



(D) Cough syrup

35.

Rohan described a seed as follows: (i) It has a fibrous covering that makes it unwettable. (ii) It is large in size but is comparatively light in weight. (iii) It is obtained from plants that are extensively found along sea shores. Which of the following means of seed dispersal would most likely help in its dispersal? (A) Wind (B) Water (C) Explosion (D) Animals

36. Aparna is a doctor. She maintains records of her patients. Patients's name A page of her record book is shown here. Sohan

Which patients can make her diseased?



(A) Sohan and Gaurav

(B) Ria and Mitali



(C) Gaurav and Ria

(D) Sohan, Gaurav, Mitali and Ria

37.

Read the following statements. (i) I am present in air. (iii) Your body needs me to produce energy. These statements are regarding ______. (A) Carbon dioxide (B) Nitrogen

the (A) (B) (C)

Anaemia

Gaurav

Ringworm

Mitali

Obesity

Ria

Measles

(ii) I enter your lungs when you breathe in.

(C) Hydrogen

(D) Oxygen

38. Which of the following characteristics is correct about

Disease

given animals? They have very delicate bodies. They can retract their bodies into their shells when disturbed. They live in empty shells of other animals. (D) They all are aquatic animals. Copyright©2015. Science Olympiad Foundation (SOF)

15th NSO - SET B

6

39. Saurabh's mother called him for dinner. She prepared his thali as shown in the given figure. Which essential

nutrient is significantly absent in his dinner thali? (A) Proteins (B) Carbohydrates (C) Fats (D) Vitamins

40. Which of the following children have negative approach towards conservation of wildlife?

(A) Meenu and Sakshi



(B) Sakshi and Harsh



(C) Meenu and Harsh



(D) Meenu, Sakshi and Harsh

41.

Foods like meat, fish, vegetable, etc., can be stored for a longer period in a freezer because ____. (A) Microorganisms are unable to respire in cold environment. (B) Microogranisms present in food die at low temperature. (C) Microorganisms present in food cannot grow and reproduce at low temperature. (D) All of these

42. The given statements summarize the process of digestion but are not given in correct sequence. Arrange them in sequence and select the correct option. P. Absorption of water Q. Churning of food and addition of digestive juices R. Mixing with saliva S. Complete digestion of food and absorption of nutrients T. Explusion of faeces (A) R → Q → S → P → T (B) R → S → Q → P → T (C) R → Q → P → S → T (D) R → P → Q → S → T 43. The given figure shows plant parts labelled as P, Q, R and S. Which of the following options correctly list the plants in which

labelled part is edible? (A) P – Sugarcane, Potato, Sweet potato (B) Q – Maize, Cauliflower, Cabbage (C) R – Rajma, Soyabean, Pea (D) S – Ginger, Carrot, Onion

P R Q S

44. Petrol is refined from the crude oil obtained from oil wells. Besides petrol, crude oil can also give

_______ . (A) Kerosene

(B) Wax

(C) LPG

(D) All of these

45. Jahnvi made paste of two food items P and Q each and put them in two test tubes. She added dilute iodine solution to food item P, while copper sulphate solution and caustic soda to food item Q. She observes that P turned blue-black and Q turned purple. Which of the following is correct regarding this? (A) Q is a starch rich food. (B) P is a protein rich food. (C) Q is a fat rich food. (D) P is a starch rich food. Copyright©2015. Science Olympiad Foundation (SOF)

15th NSO - SET B

7

46. Refer the given flowchart and select the correct option.

(A) X – Flax, Y – Silk



(B) W – Cotton, Y – Silk



(C) W – Flax, Z – Wool



(D) X – Jute, Z – Wool









47. Shruti took a white carnation flower and split its stalk halfway along the length and arranged a setup as shown in the given figure. After some time, she observed that half of the petals turned blue and half turned red. A section through stem also showed blue and red coloured areas.

What can she infer from this experiment?



(A) (B) (C) (D)

48.

Refer the given figure and select the correct option. (A) X type of joint shows no movement at all. (B) Y type of joint is also present in our elbow. (C) X type of joint is also found in between vertebrae. (D) Both (A) and (B)

Stem Stem Stem All of

White carnation

conducts water to all plant parts. has localized structures for conduction of water. conducts solutes alongwith water. these

Redcoloured water

    

Bluecoloured water

X Y

49. Read the given statements and select the correct option.

Statement 1 : Trees growing on high altitudes like mountains have needle-like leaves.



Statement 2 : High altitudes are cool regions as temperature decreases with increasing altitude. (A) Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1. (B) Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1. (C) Statement 1 is true but statement 2 is false. (D) Statement 1 is false but statement 2 is true.

50.

Which of the following statements is incorrect? (A) Heat moves from hotter regions to colder regions. (B) Woollen clothes block the flow of heat from our body to the surroundings. (C) Woollen clothes block the flow of heat from the surroundings to our body. (D) Blocking the flow of heat with layers of insulating material could prevent ice from melting. SPACE FOR ROUGH WORK

Copyright©2015. Science Olympiad Foundation (SOF)

Class 6 16th

SET A Year 2013

Copyright©2015. Science Olympiad Foundation (SOF)

Mental Ability 1.

Which of the following statements is false?



A.



B.



C.



D.

If a number is divisible by 2 and 3 both, then it is divisible by 6 also. A number with 3 or more digits is divisible by 4 if the number formed by its last two digits (i.e., ones & tens) is divisible by 4. If the sum of the digits of a number is divisible by 9, then the number itself is divisible by 9. If a number is divisible by 1 and 3 both, then it is not divisible by 6.

2.

Which of the following is the missing number?



A.

2



2

4

6

6

7

5



B.

4

8



3

8

2

4

6

6

7



C.

6

1

3

8

?

4

4

6



D.

5

3.

Which shaded part best illustrates P + Q ? 0



  2.25    Step-I : Let 3 − 1.6 − 3.2 −  3.2 +   = 0.65.  x    



 2.25   Step-II : 3 − 1.6 − 3.2 − 3.2 −  = 0.65 x   



2.25   Step-III : 3 − 1.6 + = 0.65 x  



Step-IV : 3 − 1.6 +



Step-V :



P

1

Q

2



A.





B.



C.



D.

4.

If all the vowels are removed from the series given below, which is the ninth to right of twelfth letter from right end?

2.25 = 0.65 x

2.25 = 1.4 − 0.65 x 2.25 =3 Step-VI : x = 0.75



A. B. C. D.

Only step-IV Only step-II Both step-I & IV Only step-VI

6.

The greatest number which on dividing 1657 and 2037 leaves remainders 6 and 5 respectively, is



A. B. C. D.

7.

Beena was facing the bookstore at the beginning.

123 127 235 305

She turned anticlockwise to face north-west. What angle did she turn through? North





A.

45º



B.

135º



C.

225º



D.

230º

8.

Which of the following statements is true (figures not drawn to scale) ?



A. B. C. D.

Bookstore

Q E E E F E B U LAM C D I PQ O R R RAPPW I

A. B. C. D.

R W I P

5.

Select the wrong step in the steps of solving the equation below.



If 3 – [1.6 – {3.2 – (3.2 + 2.25 ÷ x)}] = 0.65, then the value of x is

Area (Rectangle P) > Area (Rectangle Q) Area (Rectangle P) = Area (Rectangle Q) Perimeter (Rectangle P) < Perimeter (Rectangle Q) Perimeter (Rectangle P) = Perimeter (Rectangle Q)

Copyright©2015. Science Olympiad Foundation (SOF)

16th NSO - SET A

2

9.

Ratio of the number of cubes in figure I to figure II is



A. B. C. D.

19 19 18 19

: : : :

13. Three friends played a game. Garima : My number is the least common multiple of second and third multiple of 3. Latika : My number is first odd prime number. Rinki : My number is H.C.F of Latika's & Garima's number. What is the Rinki's number? A. 18 B. 6 C. 3 D. 1

21 23 22 22

10. Which is the next figure?

14. Find the value of P and Q respectively.

A.



C.



B.



A.

5, 7

D.



B.

7, 5



C.

4, 2



D.

2, 4

11. If represents the NATURAL NUMBERS, represents the represents the WHOLE NUMBERS, represents the NEGATIVE NUMBERS, ZERO, represents the INTEGERS, then which diagram best represents the number system.

A.

B.



C.

D.

A.

R and S



B.

Q and R



C.

P and Q



D.

S and Q

Q

0 4 6

15. Which of the following options is the mirror image of figure (X)?

12. Which squares must be shaded so that the figure has dotted line as a line of symmetry?

P Q

3. – 1. 1.

O



A.

C.



A

X

O M

A

N

L

P

O

A

X

O M

A

N

P

L

O

B.

D.

A

X

O M

A

N

L

P

O

A

X

O M

A

N

P

L

Science 16. A simple pendulum oscillates between point P and Q as shown in figure and its time period is T. If time taken to go from R to Q is t, which of the following relation is correct?

Y Cell Switch Bulb Switch

Z Bulb Cell Switch Bulb

t = T

B.

t=

T 2

18. A circular disk with a stick moving about its axis through the centre is shown in the figure.

C.

t=

T 4

Which of the following type of motion is described by the stick?

t=

T 8

D.



X Switch Bulb Cell Cell

A.



A. B. C. D.

17. Identify the symbols of electrical components used in the construction of the given circuit.



A.

Rotatory motion



B.

Periodic motion



C.

Rectilinear motion



D.

Circular motion

Copyright©2015. Science Olympiad Foundation (SOF)

16th NSO - SET A

3

19. A small plotting compass is placed between two strong magnets. The tip of the arrow represents the N-pole of the compass. What is the polarity of the end P of the right hand side magnet?

A. C.



(iii) A ray of light is the path along which light travels. (iv) Translucent bodies do not form shadow.



A. B. C. D.

South East

B. D.

North West

20. Which of the following statements are correct?



(i) Milky Way is a spiral-shaped galaxy. (ii) Planet Venus has 63 Moons. (iii) Satellites are small heavenly bodies that revolve around the Sun. (iv) One revolution of the Earth is completed in 1 about 365 days. This time period is called a 4 solar year. A. (i) and (iv) B. (ii) and (iii) C. (i) and (ii) D. (iii) and (iv)

21. In case of three plane mirrors meeting at a point to form a corner of a cube, if incident light suffers one reflection on each other

A. B. C. D.

(ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii)

24. A small compass is placed beside the middle of a bar magnet.





The emergent ray is antiparallel to incident one The emergent ray is perpendicular to incident one The incident ray can not emerge None of these

22. Amit rolled a small steel ball at edge A of the glass bowl as shown in the figure. Which of the following statement is true about the situation if there is no friction between the surfaces of the ball and the bowl?

In which direction will the compass needle point?

A.



B.



C.



D.

25. Kamya has a material X whose molecules are separated by large distances or spaces.



Nidhi has a material Y which takes the shape of its container. Gagan has a material Z which has no definite volume. Which of the three materials is/are in gaseous state? A. X B. Y C. Both X and Y D. Both X and Z

26. Identify X and Y in the given Venn diagram.

A.

X is wood.



B.

Y is glass.



C.

X is iron.



D.

Both B and C

Lustrous

X

Hard

Y Transparent

27. The diagrams below show the arrangement of molecules in three different states of matter.

A.



B.



C.



D.

The ball will roll out of the glass bowl near edge B. It will keep moving between point A and B and will never stop. It will not move at all since friction is required for movement. It will stop at centre point C.

23. Which of the following statements is/are true?

(i) Moon is a luminous body. (ii) An object which does not emit light is called a non-luminous.

I II III If you could see the molecules in drinking water, which would they look like most?

A. B. C. D.

I II III All of the above

Copyright©2015. Science Olympiad Foundation (SOF)

16th NSO - SET A

4

28. Naina loves wood working. She spent time carving a statue, sanding it smooth and painting it. What type of changes occurred to the wood?

A. B. C. D.

33. Refer the given three plants P, Q and R.

Reversible change Irreversible change Undesirable change Periodic change P

29. Given figure shows various changes in the states of matter.



Which of the following processes occur on cooling? A. 1 and R B. 2 and P C. 3 and P D. 2 and Q

30. Observe the given figures carefully.

Q

R

Which of the following is a suitable statement for the given plants? A. B. C. D.

P and R produce food, while Q does not P and Q produce oxygen, while R does not P is a shrub, Q is a herb, while R is a tree Leaves of P and Q show parallel venation, while that of R shows reticulate venation

34. Which of the following shows the incorrect match of signs and symptoms of the respective diseases? Signs/Symptoms A. Stunted growth, – weakness, mental retardation B. Pale skin, laziness, – weakness C. Bleeding gums, wounds – take time to heal D. Brittle bones, bow shaped – legs in children

Diseases Marasmus Anaemia Scurvy Rickets

35.



Process X

Process Y

Identify X and Y respectively. A. Decantation, Sieving B. Sieving, Decantation C. Winnowing, Threshing D. Threshing, Winnowing



31. When a block of ice is dropped gently into a glass of juice, the liquid level in the glass rises. We can conclude from this observation that the block of ice _______. A. Occupies space B. Has a fixed mass C. Can be compressed D. Has a definite shape 32. Which of the following is an example of reversible change?

A. B.



C. D.

Dissolving salt in water for gargle. A glass falls from the table and shatters on the ground. Burning a piece of paper in fire. Baking a birthday cake for your mother.

(a) (b) Which of the following statements is correct for the models shown in given figure?



A.



B.



C.



D.

'a' shows the functioning of hinge joint while 'b' shows the functioning of ball and socket joint. 'a' is present in shoulder, while 'b' is seen in elbow. 'a' shows the functioning of pivot joint, while 'b' shows the functioning of gliding joint. 'a' is present in forearm while 'b' is seen in neck.

36. Which of the following statements is correct regarding atmosphere?

A.



B.

Wind blows, clouds build up and weather changes take place in stratosphere. The ozone layer, which acts as huge shield, protecting us from the harmful ultraviolet rays of the Sun lies in the thermosphere.

Copyright©2015. Science Olympiad Foundation (SOF)

16th NSO - SET A

C.



D.

5

Stratosphere is a clear, cloudless layer where the stars shine and aeroplanes fly. Exosphere is very thin and very hot layer and has electrically charged particles which help radios to work.

37. Mr. Deepak wanted to boil some water. He took some water in an electronic kettle, plugged it and switched it on. After some time, the water began to boil and he heard the lid of the kettle rattling. Which of the following shows the most correct conversion of energy that has taken place?

A.



B.



C.



D.

(i) Both are light and reproduce by spores. (ii) Both are dispersed by wind. (iii) Both will grow to form flowering plants. (iv) Both have fine long hairs and wings around them.

Electrical energy + Light energy → Sound energy + Kinetic energy Electrical energy + Heat energy → Sound energy + Kinetic energy Mechanical energy + Light energy → Sound energy + Heat energy Mechanical energy + Electrical energy → Sound energy + Light energy

Which of the following is correct for given graph? A.



B. C. D.

(i), (ii) and (iii) (ii) and (iii) (ii) only (i), (ii), (iii) and (iv)

41.

38. The given graph shows the temperature of a beaker of water as it is subjected to variables treatments.



A. B. C. D.

At point S, the amount of water will start decreasing. At point Q, water is freezing to form ice cubes. At point R, the water was changing into steam. At point P ice cubes were added to the beaker of water.

Which of the following is correct for the part labelled X? A. It cuts the food into smaller pieces. B. It contracts and relaxes and mix the food with enzymes. C. It helps to create an acidic medium for the gastric enzymes to act. D. It contracts and relaxes to move food down the alimentary canal.

42.

39. Which of the following is an incorrect match?

A.

Dormant volcano – B. Active Volcano – C. Extinct Volcano – D. Hurricane –

Mt Kea in Hawaiian Island Mt Etna of Italy Mt Popa in Myanmar Strong tropical storm called in Japan



40.



Which of the following statements is/are correct for the given figures?



The given food items shown in the figure are rich in nutrient X. Read the given statements regarding X. (i) 1 gram of X gives 4 calories of energy. (ii) It helps in protecting our body against diseases. (iii) Deficiency of X results in diseases such as kwashiorkor and marasmus. (iv) Test for X is done using Benedict's solution. Which of the above given statements are correct? A. (i) and (iv) B. (i), (iii) and (iv) C. (ii) and (iii) D. (i) and (ii)

Copyright©2015. Science Olympiad Foundation (SOF)

16th NSO - SET A

6

43. If P represents the fibre and Q represents the fabric, find out the correct order in which Q is made from P.





A.



B.



C.

A. B. C. D.



D.

P, Weaving, Spinning, Obtained from source, Yarn, Q P, Obtained from source, Spinning, Weaving, Yarn, Q P, Obtained from source, Spinning, Yarn, Weaving, Q None of the above.

44. Read the following adaptations of animals for grassland habitat.

(i)



(ii) (iii) (iv) (v)

They have strong claws that can be withdrawn inside their toes. They have eyes on the side of their heads. They are light brown in colour. They have strong flat hind teeth for chewing. They move in herds.

(vi) They have eyes in front of their faces. Select the option that correctly categorises the given adaptations for predator and prey animals. Preys Predators (i), (ii), (vi) (iii), (iv), (v) (ii), (v) (i), (iii), (iv), (vi) (ii), (iv), (v) (i), (iii), (vi) (iii), (v), (vi) (i), (ii), (iv)

45. The given figure shows a bone with a part labelled as 'X'. Select the correct statement regarding 'X'.

A.

Blood cells are formed in 'X'.



B.

'X' is the flexible tissue in the hollow interior of bones.



C.

Leukemia is a type of cancer of the blood that generally starts in 'X'.



D.

All of the above.

'X'

Achievers Section 46. The given graph shows the change in temperature of the water kept in two metal cans X and Y. Can Y is covered with cotton wool.

What is the difference between the temperatures of the water in both cans at 4 minutes?

A. B. C. D.



5 °C 10 °C 15 °C 20 °C



47. Ritika mixed lemon juice with water to prepare lemonade. She added ice to cool it. After adding a few spoons of sugar to this solution, she found that _______ sugar can be dissolved. The solution is now said to be _______. This is because ________ amount of sugar dissolves in water on ________.

A. B. C. D.

More, pure, high, heating Less, saturated, low, heating Large, impure, more, cooling No more, saturated, less, cooling

48. Ali took four beakers P, Q, R and S and poured equal amounts of water in each of them. He soaks same-sized piece of fabrics of cotton, wool, silk and polyester in beakers P, Q, R and S respectively and kept them for five minutes. Now he removed all the fabric pieces from the beakers and measured the

amount of water left in each of the four beakers. Which of the following is the correct observation of Ali? A. Maximum amount of water is left in beaker S, followed by beakers R, P and Q. B. Minimum amount of water is left in beaker S, followed by beakers R, P and Q. C. Maximum amount of water is left in beaker Q, followed by beakers P, R and S. D. Minimum amount of water is left in beaker Q, followed by beakers S, R and P.

49. Refer the given figure of different parts of a typical flower and select the correct statements regarding it. P V Q

T S



R U (i) After pollination, 'S' swells up and changes into a fruit and 'R' changes into a seed. (ii) 'P' contains pollen grains. (iii) The pollen grains are transferred from 'Q' to 'P' in self pollination. (iv) 'U' is brightly coloured and scented to attract insects that help in reproduction.

Copyright©2015. Science Olympiad Foundation (SOF)

16th NSO - SET A

7

(v) Different flowers have 'T' of different colours. (vi) 'P', 'V' and 'S' form the innermost part of a flower called pistil. A. (i), (ii), (iv) and (vi) B. (i), (iii), (v) and (vi) C. (ii) and (v) D. (iii), (iv) and (vi)

50. People living on plains when go to high mountain regions, experiences breathless and nauseated. This happens because mountains at a high altitude has low level of oxygen in the atmosphere. Therefore, they have to breathe faster. After some days, they temporarily change to adjust to the new changed conditions.

Read the given passage and answer the following questions.

a.

b. A.

B.



C.



D.

What name is given to such feature of organism to temporarily change to overcome changed conditions? Select an another example of such feature. a b Adaptation Thick layer of fur in polar bear Acclimatization Change in skin colour due to climate Acclimatization Bending of plants towards sunlight Adaptation Streamlined body of birds

SPACE FOR ROUGH WORK

Copyright©2015. Science Olympiad Foundation (SOF)

Class 6 16th

SET B Year 2013

Copyright©2015. Science Olympiad Foundation (SOF)

Mental Ability 1.

Arrange the given Roman Numerals in ascending order.

7.

Fill in the blanks with appropriate option. Change the sign of each term of the expression to be _______ and _______ it to the expression from which _______ is to be made.



A. B. C. D.

8.

X and Y both are kids of Z. If Z is the father of X but Y is not the son of Z. How Y and Z are related to each other?



A. B. C. D.

9.

A rhombus is symmetrical about



A.



B. C. D.

LI, XCIX, XC, LXXII

A. B. C. D.

LI, LXXII, XC, XCIX LXXII, XC, XCIX, LI XCIX, XC, LXXII, LI XCIX, LXXII, XC, LI

2.

Which of the following properties is INCORRECT?



A.



B. C.



D.

3.

Find the missing number.

The LCM of two co-primes is equal to their product. The HCF of two co-primes is not defined. The HCF of a group of numbers is always a factor of their LCM. The LCM of a group of numbers is not less than any of the given numbers. 5

1 6

3

4

1

5

15

6

4

? 16

8

7



A. C.

4.

The given number line is represented by which of the following statements?



A. C.

5.

If all the squared numbers, and those numbers, the sum of whose digits is 9 from 4 to 64 are removed, then how many numbers will remain?



A. C.

6.



5 4

9

+3 – 8 +3 – 5

49 50

B. D.

B. D.

B. D.

6 3

+3 + 8 +3 + 5

55 51

1 2 4 1 1 3 −1 − + − + + 2 3 5 3 5 4 is The value of 1 2 4 1 1 4 + − + − − 2 3 3 3 5 5 −10 3 A. − B. 3 10 C. – 2 D. 9 10

Subtracted, add, addition Subtracted, add, subtraction Add, add, subtraction Add, add, addition

Daughter and Father Sister and Brother Niece and Uncle Niece and Maternal uncle The line joining the midpoints of its opposite side. Each of its diagonals. Perpendicular bisector of each of its sides. None of these

10. Study the following information carefully and answer the question given below.

M, N, P, R, T, W, F and H are sitting around a circle facing the centre, P is third to the left of M and second to the right of T. N is second to the right of P. R is second to the right of W, who is second to the right of M. F is not an immediate neighbour of P. In which of the following is the first person sitting in between the second and the third person?



A. C.

NHM TRP

B. D.

PHN TWF

11. One full revolution of the hand of a clock is a complete angle of 360º. Where will the hand of a clock stop if 3 it starts at 6 and make of a revolution clockwise 4 1 of a revolution anticlockwise ? and again 2 A. At 3 B. At 9 C. At 12 D. At 6 12.

The value of 2.002 + 7.9{2.8 – 6.3(3.6 – 1.5) + 15.6} = A. 2.002 B. 42.845 C. 40.843 D. 4.2845

Copyright©2015. Science Olympiad Foundation (SOF)

16th NSO - SET B

2

13. There is a definite relationship between figure (i) and (ii). Establish the same relationship between figures (iii) and (iv) by selecting a suitable figure from the options given below.

14. Identify the images and put in the sequence as "Triangular prism, Triangular pyramid, Square pyramid and Square prism".

A.











C.



A. C.

R, P, S, Q P, R, S, Q

B. D.

P, Q, R, S S, R, P, Q

15. A square of area 36 cm2 has the same perimeter as that of an equilateral triangle. What is the length of the side of an equilateral triangle ?

B.



D.





A. C.

6 cm 8 cm

B. D.

9 cm 3 cm

Science 16. A ball is rolling down on an inclined plane as shown in the figure. Which type of motion, the ball is undergoing?



A. B. C. D.

Circular and linear Periodic and rotational Rotational and linear Translatory only

Nail

17. If a piece of metal was thought to be a magnet, which one of the following observations would offer conclusive evidence?

A. B. C. D.

It attracts a known magnet. It repels a known magnet. It attracts a steel screw driver. None of these

18. A bird flying high up in air does not cast shadow on the ground because

A. B. C. D.

The size of bird is much smaller than sun The size of bird is smaller than earth Light rays fall almost normally on the bird Both A and C

19. Four bulbs P, Q, R and S are connected in a circuit as shown in the figure. If bulb P fuses, then which P Q of the other bulbs will remain lit?

A.

R only



B.

R and S



C.

Q, R and S

D.

S only



Hammer

R

S

20. Which of the following statements is true about using a hammer as a lever to pull a nail out of a piece of wood?



A.



B. C.



D.

The load is much near to the fulcrum than the effort. The lever changes the direction of the force. We use larger force to pull out the nail with hammer as compared to pulling it out directly without using the hammer. The pulling action is changed to the vertical lifting action on the nail.

21. Match the following using the most convenient unit used to express the area of various sizes as given below. Column-I Column-II (a) One rupee coin 1. m2 (b) Cricket field 2. Hectare (c) Paddy field 3. km2 (d) Country 4. cm2 A. a-2, b-4, c-1, d-3 B. a-4, b-1, c-2, d-3 C. a-3, b-4, c-1, d-2 D. a-1, b-2, c-3, d-4 22. There is some water in a beaker placed on the pan of spring balance. If we dip our finger in this water without touching the bottom of the beaker the reading of spring balance will A. Increase B. Decrease C. Remain same D. Some time increase and some time decrease

Copyright©2015. Science Olympiad Foundation (SOF)

16th NSO - SET B

3

23. Neha observed the length and direction of shadows formed at different times of the day. She illustrated her observation through the given figure.

26. Ravi wrote two terms 'X ' and 'Y' about a solution. 'X ' means 'no more will dissolve'. 'Y' means 'how much will dissolve'. Identify the terms X and Y respectively.

Based on the shadows formed, rank the shadows according to the time these appeared.

A. B. C. D.

P 10 am 5 pm 12 pm 6 am

Q 12 pm 12 pm 5 pm 2 pm

R 2 pm 6 am 2 pm 12 pm

S 6 am 2 pm 60 am 5 pm

T 5 pm 10 am 10 am 10 am

24. The diagram below shows a gear system that involves the use of chains like in the bicycle. Arrows are drawn to show the direction in which each of the gears will turn. Which among the following arrow(s) is/are wrongly marked?





2 1 4 2

only and 4 only only and 3 only



Change in shape of water. Increase in mass of water. Change in level of water. Increase in volume of water. 1 only 2 only 2 and 4 1 and 3

I Copper Helium Helium Mercury

II Helium Copper Mercury Helium

III Mercury Mercury Copper Copper

29. Sumant, Raman and Neha mixed few liquids with water and recorded their observation in the following table : × – Not mixed well  – Mixed well

Which of the following changes she observed in container Q?

1. 2. 3. 4. A. B. C. D.

Evaporation Saturation Distillation Condensation

I II III Which set of substances best illustrates the given diagrams?

A. B. C. D.

25. There are two containers P and Q of different shapes as shown in the figures. Geeta filled container P with 100 mL of water and then poured all the water from container P into container Q.

A. B. C. D.

28. Diagrams I, II and III illustrate the particles of three unknown substances at room temperature.



A. B. C. D.

Insoluble, Amount Saturated, Solubility Solubility, Volume Insolubility, Saturated

27. Heat from the Sun changes water from liquid to gas. This change of state is called ______.





A. B. C. D.

Sumant

Raman

Neha

Vinegar

×





Orange juice







Coconut oil

×

×

×

Cold drink







Kerosene



×



Which of them recorded all the observations correctly?

A. B. C. D.

Raman Sumant Neha None of these

Copyright©2015. Science Olympiad Foundation (SOF)

16th NSO - SET B

4

30. Study the shown change carefully.

Identify them and select the correct option. (i)

Which of the following is true as a substance changes from state I to II?

A. B. C. D.

Temperature rises Energy is released Decrease in arrangement of particles Decrease in particle energy

A. B. C. D.

(ii)

(iii)

(iv)

Asparagus

Ginger Potato

Basil

Ginger Turmeric Fenugreek

Asparagus

Ginger Turmeric Cinnamon

Basil

Carrot Sugarcane Fenugreek

Cinnamon

34. Alina wants to carry out a fair test to find out how fast water can pass through four different kinds of soil (P, Q, R and S). She sets up an experiment as shown in the given figure. She uses a stopwatch to measure the time taken for the water to pass through each kind of soil.

31. Study the flowchart carefully.

She records her findings in the table given below:

Which of the following is correct?

A. B. C. D.

P Reversible changes; Irreversible changes; Irreversible changes; Reversible changes;

Q Reversible changes Reversible changes Irreversible changes Irreversible changes

32. Nancy noticed that her coin collection had begun to tarnish. Some of the metals in the coins had begun to change colour. The formation of tarnish is most similar to which of the following changes?

A. B. C. D.

Dropping a dinner plate on the floor. Melting ice cubes in a glass of juice. Cutting coloured paper into different shapes. Burning a log of wood to ashes in a fireplace.

Plants Edible Spinach, Lettuce, Basil, – Asparagus (ii) Ginger, Carrot, Radish, – Turnip (iii) Turmeric, Potato, Ginger, – Sugarcane (iv) Sesame, Fenugreek, – Cinnamon, Rice

33. (i)



The above sets (i), (ii), (iii) and (iv) are formed on the basis of the parts of plants that are eaten; however one of the examples in each set is incorrectly grouped.

Q

R

S

Time taken (seconds)

45

15

30

20

Based on Alina's results, identify the soil types P, Q, R and S. P Gravel Sand Clay Sand

Q Sand Loam Gravel Gravel

R Loam Gravel Loam Clay

S Clay Clay Sand Loam

35.

P

Roots

Seeds

P

A. B. C. D.

Parts of Plants Leaves

Stems

Kind of soil

Q

R

Which of the following is an incorrect statement regarding the above given animals?

A. P a n d R a r e o m n i v o r e s , w h i l e Q i s a herbivore. B. P and Q are herbivores, while R is an omnivore. C. P, Q and R are carnivores. D. All of these.

Copyright©2015. Science Olympiad Foundation (SOF)

16th NSO - SET B

5

36. Read the given statements and select the correct option.



B.

Statement-1 : Clothes made from natural fibres are stronger than the clothes made from synthetic fibres.



C.



D.



Statement-2 : Cotton, wool and rayon are some of the important natural fibres. A. Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1. B. Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1. C. Statement 1 is true and statement 2 is false. D. Both statements 1 and 2 are false.

37. He is known as 'Father of Green Revolution.' He produced a high yielding, disease resistant wheat variety and was awarded Nobel Peace Prize in 1970 because of his contributions to world peace by helping to reduce scarcity of food. Who is he? A. Dr Verghese Kurien B. Hilaire de Chardonnet C. Norman de Kazimodke D. Norman Ernest Borlaug 38. Which of the following statements does not hold true for the given plants?



A. B.



C. D.

Roots are either absent or very poorly developed. Stomata are present only on the upper surface of leaves to facilitate gaseous exchange. Body tissue has numerous air spaces. Leaves either ribbon-like or highly divided to prevent them from getting torn.

39. Select the incorrect match.

A. B.



C.



D.

Cerebrum – Controls our sense organs Cerebellum – Controls body movements and balance Medulla – Controls memory and basic intelligence Spinal cord – Controls reflex action

40. Which one of the following statements is correct?

A.

Distilled water is the purest form of water and is absolutely suitable for drinking purposes.

When the load is in between the fulcrum and the effort, it is a second-class lever. Chemical changes are the changes which are temporary and can be easily reversed. Fish, amphibians and reptiles breathe with the help of gills.

41. Read the given passage. Heat of the sun causes (i) of water from the surface of the earth, oceans, lakes, rivers and other water bodies. Water vapour is also continuously added to the atmosphere through (ii) from the surface of the leaves. These vapours (iii) to form tiny droplets of water. These droplets floating in the air along with the dust particles form (iv). Select the option that correctly fills the blanks in the above passage.

(i)

(ii)

(iii)

(iv)

A. Transpiration Condense Clouds Larger droplets B. Transpiration Evaporation Condense Clouds C. Evaporation Transpiration Condense Clouds D. Condense Transpiration Evaporation Larger droplets 42. Match Column-I with Column-II and select the correct option from the codes given below. Column-I Column-II (a) Oxygen (i) Condense into tiny drops (b) Nitrogen (ii) Does not support combustion (c) Carbon dioxide (iii) Formed by burning of fuel (d) Smoke (iv) Constituent of fertilizers (e) Water vapour (v) Supports combustion

A. B. C. D.

a (ii) (v) (iv) (v)

b (iv) (iv) (v) (iv)

c (v) (iii) (ii) (ii)

d (iii) (ii) (iii) (iii)

e (i) (i) (i) (i)

43. Which one of the following is a correct pair of the deficiency disease and its deficient nutrient?



Deficiency disease Deficient nutrient

A. B. C. D.

Scurvy Rickets Goitre Night blindness

Copyright©2015. Science Olympiad Foundation (SOF)

Vitamin D Vitamin B3 Iron Vitamin A

16th NSO - SET B

6

44. Given graph shows certain changes in the populations of three organisms in a community over some years. In the community, organism X is a food producer, Y is a herbivore and Z is a predator. Which of the following may have caused such changes?

45. Fill up the blanks and select the correct option from the codes given below. (a) The Sun has a thin layer of atmosphere around it which is called as (i) . (b) The pull of gravity of the (ii) of the (iii) .

is less than that

(c) When the Moon comes between the Sun and the Earth, (iv) eclipse occurs.



A.



B.



C.



D.

Z consumed Y until the whole population of organism Y wiped away. The population of organism Z grew as long as its food supply lasted and then started to decline. The population of organism X increased with time due to a decline in the population of organism Y. All of these

(d) The thickness of mantle of the Earth is about (v) kms. A. B. C. D.

(i) Crust Corona Corona Crust

(ii) Earth Moon Moon Earth

(iii) Moon Earth Earth Moon

(iv) Solar Lunar Solar Lunar

(v) 2900 1200 2900 1200

Achievers Section 46. Fill in the blanks by choosing the correct option. A mixture contains different substances P, Q and R. P is a liquid which is insoluble in water. Q particles are small and soluble while R particles are small, heavy and insoluble in water. Substance P is separated from the mixture by _______. Substance R is separated from the mixture by _______. Substance Q is recovered from water by _______.

A. B. C. D.

Hand picking, magnetic separation, decantation Decantation, filtration, evaporation Winnowing, decantation, filtration Sieving, hand picking, decantation

Direction (Q. 47 & 48) : Refer the given passage and answer the following questions. In some plants, leaves get modified to perform different functions. For example, in insectivorous plants such as pitcher plant, the leaf is modified to form a pitcher for capturing insects. These plants have green leaves as well. They grow in regions where the soil is deficient in nitrogen. 47. Which of the following statements is incorrect regarding this? A. Photosynthesis that occurs in the green leaves of these plants, produces carbohydrates as their food source. B. Photosynthesis does not occur in these plants as they depend only upon insects for their food. C. To harvest nitrogen necessary for their growth and development, these plants trap insects and digest them. D. Insectivorous plants prepare their food by the



following reaction: + Water → → → Glucose + O2. CO2

(From air)

(From soil)

48. Which of these sets of two different pots (P and Q) should one select to carry out a starch test in order to prove that insectivorous plants are photosynthetic? Pot P Plant covered within netted container without insects B. Plant in sealed wooden container C. Plant watered everyday D. Plant with fertilizer A.

49.

Pot Q Plant covered within netted container with insects Plant in sealed glass container Plant watered every 3rd day Plant without fertilizer

P R Q





S

Identify the parts labelled in the given figure, match them with their respective functions and select the correct option. A. P – Anther – Transfer of pollen grains B. Q – Stigma – Receives pollen grains C. R – Style – Transfer of ovule D. S – Ovary – Involved in fertilization

Copyright©2015. Science Olympiad Foundation (SOF)

16th NSO - SET B

7

50. Aparna was boiling a pot of soup for dinner. The temperature change of the soup is as shown in graph. What could have taken place at part CDE to have caused the temperature change? Temperature(°C) B

100

C

E



(I)

Some water was added



(II) Aparna stirred the soup



(III) A. B. C. D.

Some salt were added to the soup. I only II only I and II only I and III only

D 0

A

Time(min)

SPACE FOR ROUGH WORK

Copyright©2015. Science Olympiad Foundation (SOF)

Class 6 17th

SET A Year 2014

Copyright©2015. Science Olympiad Foundation (SOF)

17th NSO - SET A

2

logical reasoning 1.

While going to his office P meets a man Q who is related to P, because P has R, a son, who is married to T. T is the daughter of Q. T has a daughter A. How is P related to A?



A. B. C. D.

2.

Count the number of unit cubes in the given solid.



A.

10



B.

15



C.

18



D.

22

3.

Find the CORRECT mirror image of the given figure.

Grandfather Grandmother Uncle Father-in-law

6.

If in a certain code, O is written as P, A as B, M as N, S as T and so on, then how will COMPANIES be written in that code?



A. B. C. D.

7.

Select a pair of figures from the options which has the same condition of placement of dots.



A.



B.



C.



D.

4.

If the English alphabets are written in reverse order after interchanging alphabets from 'C to M' with those from 'P to Z' respectively, which letter would be midway between F and T in the new order?



A. B. C. D.

Z M N X

5.

There is a definite relationship between figures (i) and (ii). Establish a similar relationship between figures (iii) and (iv) by selecting a suitable figure from the options which would replace the (?) in fig (iii). ? (i)

(ii)

(iii)

(P) A. B. C. D.

(Q)



B.



C.



D.

(T)

P, Q Q, R R, S S, T



A. B. C. D.

9.

Which of the following figures will complete the given figure matrix?



A.



B.



C.



D.

North South East West



?

10. A set of figures carrying certain characters is given. If the characters in each set follow a similar pattern, find the missing character. 15 90

A.

(S)

A man walks northwards. After a while he turns towards his right and walks straight then he moved little further to his left. Finally, after walking a distance of one kilometre he turns to his left again. In which direction is he moving now?

(iv)



(R)

8. Mirror

DPNQBOJET DPOQBPIES DPNQBJOFT DPNQBOJFT



A. B. C. D.

75

78 126 140 132

Copyright©2015. Science Olympiad Foundation (SOF)

18

21

108 90

?

105

17th NSO - SET A

3

11. 583 is related to 295 in the same way as 488 is related to _______.

A. B. C. D.

291 497 487 581

12. Which of the following elements satisfies the Venn diagram given here? A. Judge, Thief, Criminal B. Father, Mother, Parents C. Teacher, College, Student D. Polygons, Rectangles, Squares

14. Count the number of triangles in the given figure.

A.

26



B.

17



C.

18



D.

None of these

15. A square sheet of paper is folded in a particular manner and punched in the manner shown. Select the figure amongst the options, that would most closely resemble the unfolded form of given sheet.

13. Which of the following parts will complete the pattern in figure (X)? ?



A.



B.



C.



D.

Figure (X)

A.



B.



C.



D.

Science 16. Read the given statements and mark the correct option.



C.



(i) A metal coin of 10 gram is heavier than a feather of the same mass.



D.



(ii) The inertia of an object depends on the size of the object.



(iii) When the mass of an object increases, the weight of the object always increases.



A.

(i) only



B. C. D.

(ii) and (iii) only (iii) only None of these



A. B. C. D.

Real image Virtual image Imagined image None of these

A. B.

A.

B.





C.

18. In which of the following cases, the frictional force between the tyres of a car and the road increases?

19. Which of the following iron cores has more strength as compared to others?



17. An image that is not produced by light rays coming from the image but is the result of your brain's interpretations of these light rays is called a/an ___.

When the road is wet. When the speed of the car increases.

When the surface area of the tyres in contact with the road increases. When there are more passengers in the car.



Iron core

D.

Iron core

Copyright©2015. Science Olympiad Foundation (SOF)

17th NSO - SET A

4

20. A card with the word BULB written on it, is placed in front of a plane mirror, as shown in the figure. Mirror

Card BULB

The image of the word BULB seen in the mirror is A. B. C. D.

B.



C.



D.

Heat the magnet to become red hot, and allow it to cool in the north-south direction. Heat the magnet in boiling water, and allow it to cool in the north-south direction. Both A and B.

25. Two students of Class VI have performed the same experiment 'Separation of Sugar' by different methods as shown below :

BLUB B ULB B LB BL B U U





21. Three magnets X, Y and Z were dipped one by one in a heap of iron filings. Figure shows the amount of the iron filings sticked to them. X

Y

Z

The strength of these magnets will be in the order

A. B. C. D.

X X X X

> < = <

Y Y Y Y

> < = >

Z Z Z Z



26. Sunita classified different materials based on their properties. Which of the following sets are correctly matched ?

22. Consider the motion of the tip of the minute hand of a clock. In one hour

A. B. C. D.

The distance covered is zero The displacement is zero The average speed is zero None of these

23. The terminals of a battery are joined by a length of resistance wire. Which of the following changes will increase the current in the circuit?

A.



B. C.



D.

Connecting an identical wire in series with the first one Increasing the temperature of the wire Using a shorter wire of the same material and same thickness Using a thinner wire of the same material and same length

24. To demagnetise a magnet using the heating method, which of the following is the correct step?

A.

Which of the following statements are correct? I. Method 1 is faster than method 2. II. Method 2 leads to the decomposition of sugar to carbon. III. Method 2 is more appropriate than method 1. IV. Method 2 is slow but pure sugar is obtained without getting decomposed. A. I and II B. I, III and IV C. III and IV D. All of these

Heat the magnet to become red hot, and allow it to cool in the east-west direction.



Set

Hard

Opaque

I

Sponge

Butter paper

II

Steel

III

Iron nail

IV

Lump Thermocol of sugar

A. B. C. D.

Floats in water Glass marble

Insoluble in water Honey

Wooden board

Ice

Mustard oil

Glass

Grass

Sugar candy

Hair

Glass powder

II and IV I and II III and IV All of these

27. Reema's mother has done some preparations for her 'Birthday Party'. Which of the following changes can be reversed?

A. B. C.



D.

Baking cake in an oven Burning of a candle Rolling a ball of dough and baking it to make kulcha Blowing of a balloon

Copyright©2015. Science Olympiad Foundation (SOF)

17th NSO - SET A

5

28. The transmission lines should not be stretched more tightly between the towers because _______.

A. B.



C.



D.

Expansion takes place in winter Expansion takes place in summer and contraction takes place in winter Expansion and contraction do not depend on temperature Contraction takes place in summer

29. Which of the following items has definite volume and shape?

A. B. C. D.

Water vapour Milk Aluminium foil Oxygen

30. Shreya made a cup of hot tea and put a metal spoon in the cup so that the tea would cool down faster.

Which of the following statements best describes the cooling of tea faster ?

A.



B.



C.



D.

The metal spoon absorbs the coldness from the surroundings and transfers the coldness to the hot tea. The metal spoon absorbs heat from the hot tea and transfers the heat to the surroundings. The metal spoon absorbs heat from the cup and transfers the heat to the surroundings. None of these

31. Which of the following mixtures cannot be separated by the method of winnowing?

A. B. C. D.

33. Refer to the given flowchart and select the correct option.

Kidney beans and chickpeas Potato wafers and biscuits Rice flakes and corns Sawdust and sand

32. Four identical towels were hung out to dry under different conditions.

day

A. B. C. D.

X – Flax, Y – Silk W – Cotton, Y – Silk W – Flax, Z – Wool X – Jute, Z – Wool

34. What is the main reason that some places on Earth are warmer than others ?

A. B.



C.



D.

Sun is closer to some places than others. Sun stays above the horizon 24 hours a day at some places. The rays of the sun are more direct at some places and more slanting at others. Some places experience warm seasons because of underground heat.

35. Refer to the given Venn diagram and select the correct option regarding energy resources.

X Y A. B. C. D.

X Y Coal Petroleum Water Petroleum Coal Solar radiations Wind Petroleum

36. Jatin prepared the following set-ups to 'make rain'. The same amount of water was used for each set-up. Study them carefully to find out which set-up will form the most 'rain' ?

Sunny day



Arrange them in order, beginning with the towel that would take the longest time to dry.



A. B. C. D.

P, Q, R, S P, R, Q, S R, P, Q, S S, Q, R, P





A. B. C. D.

X

X Y Z None of these

Copyright©2015. Science Olympiad Foundation (SOF)

Y

Z

17th NSO - SET A

6

37. Which of the following joints is present between thigh bone and shin bone?

A. B. C. D.

Hinge joint Pivot joint Fixed joint Ball and socket joint



A. B. C. D.

(iii) only (i), (ii) and (iii) (ii), (iii) and (iv) (i), (ii), (iii) and (iv)

41. Which of the following statements is incorrect for the given food item?

38. Ritu has 500 cm3 of oxygen in a small tank and she wants to transfer all of it to another container. Which of the following containers would be able to hold all the oxygen gas ?

A. B. C. D.



R only Q and R P, Q and R None of these



39. Refer to the given graph.

Kheer bowl The ingredients used to prepare this food are obtained from both plant and animal sources. (ii) The major nutrients in this food are carbohydrates and proteins. (iii) This food is also a source of vitamin C. (iv) The ingredient sourced from plants is actually a seed. A. (i) and (ii) B. (iii) only C. (ii) and (iv) D. None of these

(i)

42. Refer to the given chart. Communities



What can be the possible reason for the change in the population of mosquito larvae in the pond? (i) There is a layer of oil over pond. (ii) New fish are introduced into the pond. (iii) There is a period of dry weather. (iv) Many of the mosquito larvae have changed into mosquitoes. A. (i) and (iii) B. (ii) and (iv) C. (i), (ii) and (iii) D. (i), (ii), (iii) and (iv)

40. Shashank wanted to test the level of pollution in two locations. He plucked some leaves from plants in a Nature Reserve and some leaves from plants near a factory. He then soaked them in two beakers containing Solution Y. The colour of Solution Y changed, according to the level of pollution in the area. In order to carry out the experiment, which of the following variables should Shashank keep the same to ensure a fair test ?

(i) (ii) (iii) (iv)

The The The The

type of leaves amount of Solution Y added number of leaves in each beaker place from where the leaves were plucked



Grassland X • Snakes • Deer • Rabbits • Pines

Mountain region Y • Yak • Snow leopards • Conifers • Acacia

• • • •

Desert Z Koala Cactus Lizards Kangaroo rats



Which of the organisms have been grouped incorrectly?



A. B. C. D.

X Snakes Pines Rabbits Deer

Y Acacia Acacia Yak Yak

Z Lizards Koala Lizards Koala

43. Study the food web shown below. Q S

P R



T How is organism P in the food web different from the organisms Q, R, S and T? A. It causes decomposition. B. It feeds on plants. C. It feeds on animals. D. It can photosynthesize.

Copyright©2015. Science Olympiad Foundation (SOF)

17th NSO - SET A

7

44. A science teacher took her students out for a practical activity to teach them more about the aquatic plants. She showed the students an underwater leaf and told that underwater leaves do not have waxy waterproof coating. She asked them the reason for the same. Given below are the replies of the students :

Student P : Unwaxed leaf surface can float easily. Student Q : Unwaxed leaf surface facilitates gaseous exchange between the plant and water. Student R : Unwaxed leaf surface can reduce transpiration. Student S : Unwaxed leaf surface can transport water. Which of these students correctly replied? A. Student S B. Student R



C. D.

Student P Student Q

45.



The arrows in the diagram above show the movement of ______. A. Air in the plant B. Food to all parts of the plant C. Water to all parts of the plant D. Carbon dioxide to all parts of the plant

Achievers section 46. Which of the following graphs correctly shows the change in volume with temperature of water? Volume

Volume

A.

B. Temperature



Temperature



Volume

Volume

C.

Temperature



D.

and citrus fruits and its deficiency may cause wounds to take longer time for healing. R is formed in our body in presence of sunlight and its deficiency in toddlers may cause deformity of legs. Now select the incorrect option regarding this.



Temperature

47. Study the given flowchart carefully and fill in the blanks.

P can be found in spinach but not R. In absence of R our body will show calcium deficiency even if it is abundant in our food. C. Q is also called B-complex as many of its varieties are available. D. P cannot be dissolved in water. A. B.

49. Beena sets up two experiments, as shown in the diagram below. She placed both the set-ups in sunlight for 9 hours. On noting down her observations for both set-ups she found that there was more oxygen collected in test tube X as compared to test tube Y. What conclusion could she best draw from this experiment?

P A. Rubber band B. Electric bulb C. Electric bulb D. Steel

Q Steel Rubber band Steel Electric bulb

R Electric bulb Steel Rubber band Rubber band

48. Read the following passage carefully.

P is found abundantly in cod liver oil and is important for visual efficiency. Q is sourced from amla, tomato



A.



B.

The rate of photosynthesis decreases when there is more carbon dioxide. Baking soda is required for photosynthesis.

Copyright©2015. Science Olympiad Foundation (SOF)

17th NSO - SET A



C.



D.

8

Carbon dioxide is required by the plant for photosynthesis. The rate of photosynthesis increases when there is more carbon dioxide.

50. Refer to the given key carefully and identify fabrics P, Q, R and S. 1. (i) Fabric made from natural fibres ---- Go to 2 (ii) Fabric made from man-made fibres ------ Go to 3



2. 3.

A. B. C. D.

(i) Fibre obtained from plants ---------------(ii) Fibre obtained from animals -------------(i) Shrinks away from flame on burning ---(ii) Leaves hard beads on burning -----------P Cotton Acrylic Cotton Cotton

SPACE FOR ROUGH WORK

Copyright©2015. Science Olympiad Foundation (SOF)

Q Polyester Wool Wool Silk

R Silk Rayon Silk Nylon

P Q

S Nylon Nylon Polyester Polyester

R S

Class 6 17th

SET B Year 2014

Copyright©2015. Science Olympiad Foundation (SOF)

17th NSO - SET B

2

Logical Reasoning 1.

Three of the following four are alike in a certain way and so form a group. Which is the one that does not belong to the group?



A. C.

2.

Which of the following Venn diagrams best represents the relationship amongst “Tennis fans, Cricket players, Students”?



A.



C.

3.

Pointing to a man, Anamika said “His sister is my daughter’s brother’s mother.” How is the man related to Anamika’s son?



A. B. C. D.

4.

Select a pair of figures which satisfies the same condition of placement of dots.

P

99 132

B. D.



D.

Cousin Father Maternal Uncle Can’t be determined

Q

R

B. D.

S

A. C.

5.

Two arrangements I and II are given below. The elements in the two arrangements written one below the other are corresponding elements. Study both the arrangements carefully and answer the question given below. I : T $ I E # D R H F @ % J M * D L II : 5 8 Q 4 A K 3 U 6 W Y 1 7 V 2 9 If T8 : 5I, MV : 7 D, then FW : ? A. 6@ B. 6% C. Y@ D. %6

Q, R Q, T

6.

Two positions of a dice are shown below. When number 5 is at the top, which number will be at the bottom?



A. B. C. D.

1 2 3 6



A.



B.



C.



D.

8.

Select a letter-number pair from the given options to replace the question marks and continue the series.



A.



C.

9.

B is coded as 4. F is coded as 8; M is coded as 15. Following above coding language if NEWS is coded as 4761, then which of the following represents the code of TJWR?



A. C.

T





P, R P, S

A sheet of paper is folded in a particular manner and a punch is made. Select a figure amongst the options that would closely resemble the unfolded form of given sheet.

143 126

B.

7.

J 10 M 16

B. D.

6625 6325

B. D.

9 I P 11

6526 6241

10. There is a definite relationship between figures P and Q. Establish a similar relationship between figures R and S by selecting a suitable figure from the options that would replace the question mark in figure (R).



A.



B.



C.



D.

Copyright©2015. Science Olympiad Foundation (SOF)

17th NSO - SET B

11. If

3

is related to

, then

 is

14. Select a figure from the given options which will continue the series as established by the four problem figures. Problem Figures

related to __.

A.



C.



B.



D.

12. Select a figure from the options, which will replace the (?) of fig. (X) to complete the pattern.

A.



B.



C.



D.



A.



B.



C.



D.

15. Find the missing number, if a certain rule is followed in the given pattern.

13. X is to the south-west of Y, L is to the east of X and south-east of Y and M is to the north of L in a line with XY. In which direction of Y is M located? A. South B. South-west C. North D. North-east



A.

18



B.

27



C.

24



D.

9

Science 16. The north pole of a bar magnet picks up an iron nail. Which of the following options is correct regarding the pole(s) induced in the nail?

A. C. D.

South pole only B. North pole only A north pole and a south pole None of these

17. There are four pendulums as shown in the given figure. Which of the following pendulums has the longest time period?

A.

P



B.

Q



C.

R



D.

S

P

Q

R

S

18. Neutral insulator P is rubbed with neutral insulator Q. Insulator P becomes positively charged after the rub. Which of the following statements is correct?

A. B. C. D.

Insulator Insulator Insulator Insulator

P loses some electrons to insulator Q. Q loses some electrons to insulator P. P gains protons from insulator Q. Q gains protons from insulator P.

19. Which of the following properties is/are correct about the image formed by a plane mirror?

(i) (ii) (iii) A. B. C. D.

The image is at the same distance as the object The image is upright. The image is laterally inverted. (i) only (i) and (ii) only (ii) and (iii) only (i), (ii) and (iii)

20. Match the Column-I with Column-II and mark the correct option.

Column-I Column-II (a) 300 mm (i) 3 m (b) 300 cm (ii) 30 cm (c) 300 m (iii) 300000 m (d) 300 km (iv) 30000 cm A. (a)-(iv) (b)-(i) (c)-(iii) (d)-(ii) B. (a)-(ii) (b)-(i) (c)-(iv) (d)-(iii) C. (a)-(ii) (b)-(i) (c)-(iii) (d)-(iv) D. (a)-(i) (b)-(ii) (c)-(iii) (d)-(iv)

Copyright©2015. Science Olympiad Foundation (SOF)

17th NSO - SET B

4

21. Which of the following statements is incorrect about the Sun?

A. B.



C.



D.

The Sun is a huge mass of very hot gases. The Sun is the only planet that we can see in the day. The distance of the Sun from Earth is about 150000000 km. The Sun is important to the Earth because it provides light energy to green plants to make food.

22. A plotting compass is moved slowly towards the metal bar along the path as shown in figure. The final position of the compass needle is shown in the given figure. Bar X S



N What can you conclude about bar X based on the diagram? A. Bar X is a magnetic material. B. Bar X is a magnet. C. Bar X is a non-magnetic material. D. Bar X is either a magnet or a magnetic material.

23. The factors which affect the work done on an object are (i) force applied (ii) distance moved by the object (iii) mass of the object Which of the following is/are correct? A. (i) and (ii) only B. (i) and (iii) only C. (ii) and (iii) only D. (i), (ii) and (iii)

25. A mixture of four different powders is taken in a petri dish. The properties of the powders are listed below in the table. Powder Colour S olu b le Magnetic Conductor of in water in nature electricity

1 2 3 4

A.



C.

D.

Yes Yes No No



A. B. C. D.

2 2 3 1

and and and and

4 3 4 2

26. A science teacher has drawn the diagrams showing the arrangement of particles in three different states of water.

I II III Observe the following conversions carefully and select the correct option.

II

(X) (Y)

III

I - Gas, Y - Heating III - Liquid, Y - Cooling II - Solid, X - Cooling III - Gas, X - Heating

A. B. C. D.

(Y) (X)

I

27. Some changes are classified as given below : S.No.

Change

I

Melting of butter





II

Burning of diesel





III









V

Wool knitted to sweater Dissolving ‘Eno’ in water Cooking of food





VI

Souring of milk





IV

B.



Yes No No No

Which pair of substances would be most difficult to separate?



No Yes Yes No



24. In the circuits shown, all the cells are identical. One bulb requires one cell to light up to normal brightness. In which circuit do the bulbs not light up to normal brightness?

Grey Blue White White



Reversible Physical change change

Which of the above changes are correctly matched? A. I, II, III and V only B. II, IV and VI only C. I, III and V only D. All are correct.

Copyright©2015. Science Olympiad Foundation (SOF)

17th NSO - SET B

5

28. Mohit heated four beakers as shown below:

P Q R S The correct order of evaporation of water is



A. C.

Q > P > S > R S > P > R > Q

B. D.

P>S>Q>R P>Q>S>R

29. Match the Column-I with Column -II and select the correct option from the codes given below. Column-I Column -II (Mixture) (Method) a. Flour and Iron (i) Decantation powder b. Pulses and Rice flour (ii) Evaporation c. Kidney beans and (iii) Hand picking Lady's fingers d. Coconut oil and Water (iv) Sieving e. Sugar dissolved in water (v) Magnet a b c d e A. (iv) (i) (ii) (iii) (v) B. (i) (ii) (iv) (v) (iii) C. (v) (iii) (iv) (ii) (i) D. (v) (iv) (iii) (i) (ii) 30. Study the Venn diagram. Centre point ( ) represents which of the following change?

A. B. C. D.

Child to an adult Wet clothes to dry clothes Raw egg to boiled egg Cow dung to biogas

Temporary change

(i) (ii) (iii) (iv) A. Floats Sinks Insoluble Soluble B. Floats Sinks Soluble Insoluble C. Floats Sinks Insoluble Soluble D. Sinks Floats Soluble Insoluble 33. We use different parts of different plants as food source. Refer to the labelled figure of a typical plant and select the option that correctly matches an edible plant part with its example. A. P - Broccoli, Q - Cinnamon B. R - Cabbage, S - Chilli C. T - Cabbage, U - Spinach D. Q - Clove, T - Lettuce

Q

P R

S T

U

Food

Iodine solution test Time taken for reaction Chilly potato Turned dark blue 1 sec Chicken Remained yellowish brown Pear Turned slight blue 7 secs Noodles Turned dark blue 2 secs Fish Remained yellowish brown

Physical change



32. Complete the following statements by selecting the appropriate option. (1) A cotton ball initially (i) and then (ii) as it absorbs water. (2) Groundnut oil is (iii) in water while sugar is (iv) in milk. (3) Hand lens is (v) whereas oiled paper is (vi).

(vi) Transparent Translucent Translucent Translucent

34. Shivam tested some food items and tabulated the data as following :

Reversible change

31. Identify the INCORRECT statement from the following. A. Interparticle distance is more in gas. B. Solid has definite shape and volume. C. Ice is heavier than water. D. Matter can be changed from one form to another.

(v) Trans- lucent Trans- parent Trans- parent Trans- parent



Amongst the given food items, which one should preferably eat after any vigorous work? A. Fish and chicken B. Chicken and pear C. Fish and noodles D. Chilly potato and noodles

35.



Q P R S Refer the given figures and select the incorrect option. A. Generally the plants with Q also have R. B. Generally the plants with P also have S. C. Plants with Q type of roots are more easily uprooted than those with P. D. Plants with P type of roots include grasses and cereals.

Copyright©2015. Science Olympiad Foundation (SOF)

17th NSO - SET B

6

36. Rohit's father experienced a heart attack. Doctor told him that his blood vessels have become narrower. What could be the reason for this ? A. His diet has an excess of roughage and water. B. His diet lacks proper amount of vitamins and minerals. C. His diet has an excess of fats and carbohydrates. D. His diet lacks proper amount of proteins and carbohydrates. 37. Read the given paragraph. Our food consists of carbohydrates, proteins, fats, vitamins and P. Carbohydrates may be simple like Q or complex like R. Proteins if deficient in diet can lead to S in children below 1 year of age. P are abundantly present in fruit peels, whole grains and add bulk to the undigested food, easing the bowel movements. Select the correct option regarding this. A. P can either be minerals or roughage. B. Q can be any of the glucose, fructose and cellulose. C. R can be starch or glycogen D. S is pellagra, a deficiency disease of proteins. 38. Which of the following is Aquatic plant A. Water hyacinth B. Floating moss fern C. Water lettuce D. Duckweed

an incorrect match? Adaptation Inflated leaf stalks Spongy leaves Tiny hairs to trap air bubbles Large waterproof leaves

41. Three flasks, each containing a different liquid are cooled in a basin of cold water. In the beginning of the experiment, all the three liquids are at the same level in the glass tubes. However, upon cooling, each liquid falls to a different level as shown below.

basin of cold water



Which of the above statements are correct? A. (i) and (ii) B. (ii) and (iv) C. (i) and (iii) D. (iii) and (iv)

40. Which of the following shows the correct match of seed and its mode of dispersal?

A.

– Animal

B.



C.

– Explosion

D.

Z

From the results of this experiment, we can conclude that ________. (ii) liquid Y does not contract as much liquid Z (iii) liquid Z contracts less than liquid X



A. (i) only

B.

(ii) and (iii)



C.

D.

(i), (ii) and (iii)

(i) and (iii)

42. X is a space object that orbits around sun but in an irregular orbit that intersects orbit of a planet. What is X?

A.

Neptune

B.



C.

Pluto

D. Titan

Choran

43. Refer to the given flowchart and select the correct option regarding it.

Flowering plants Grows on land Yes No

Y

Yes No

Z

Hydrilla No

No

X Yes

Water hyacinth

Morning glory Pea

Yes

Mango X A. Has spores

– Water

– Wind

Y

(i) liquid X contracts more than liquid Y

39. Read the following statements. (i) Air dissolved in water cannot be removed from it. (ii) Density of air decreases with increasing altitude. (iii) Air is an element that surrounds the earth and makes earth hospitable for living organisms. (iv) Air helps in pollination of several flowers and in the dispersal of seeds.

X



Y Z Has weak Has poisonous stem fruits

B. Has swollen leaf stalk

Has weak stem

C. Has fleshy stem

Has woody Has poisonous stem fruits

D. Floats on water

Has woody Has fleshy stem fruits

Copyright©2015. Science Olympiad Foundation (SOF)

Has fleshy fruits

7

B.





C.

45. Which of the following graphs correctly shows the relationship between the surface area of leaves of plants, growing in a desert, with their surrounding temperature ?

D.

Surrounding temperature

Surface area of leaves

A.

Surrounding temperature

Surface area of leaves



Surrounding temperature

Surface area of leaves

44. Read the given statements and select the correct option. Statement 1 : The process of separation of lint and seeds from harvested cotton fibres is called ginning. Statement 2 : Process of forming slivers from ginned material is called combing. A. Both statements 1 and 2 are true and statement 2 is the correct explanation of statement  1. B. Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1. C. Statement 1 is true and statement 2 is false. D. Both statements 1 and 2 are false.

Surface area of leaves

17th NSO - SET B

Surrounding temperature



Achievers Section 46. Beena spread some iron filings uniformly on a sheet of paper. Now, she placed the given magnet on the sheet. 3

1

4

2



C.

1 2 3 4

Parts



D. 1 2 3 4

Parts



No. of iron filings



B.

No. of iron filings

A.

No. of iron filings



No. of iron filings

Which of the following bar graphs correctly represent the number of iron filings stick to various parts of the magnet?

1 2 3 4

Parts

Which of the following can you conclude regarding the habitats of these animals?



A.

Animal X lives in a place with annual rainfall of about 80-100 cm.



B.

Animal Y lives in a place where days may be extremely hot and nights can be very cold.



C.

Animal Z lives in an area with annual rainfall of about 20-25 cm.



D.

Animal Y lives in an area where temperatures sometimes reach 0°C or fall below it.

48. Observe the given diagram carefully and fill in the blanks. Q Ice

1 2 3 4

Parts

47. Read the given passage.



Animals X, Y and Z are found in completely different habitats. Animal X is nocturnal and has developed many characters to conserve as much water as possible in the body. Animal Y has furry body with thick skin. It is large in size and has padded feet. Animal Z is adapted to live on trees, sticky pads on its feet help it to climb trees.

P S

Water

T

Water vapour

Steam

R



P

Q

A. Freezing Boiling

R

S

Conden- Melting sation

B. Freezing Evapo- Boiling Melting ration

T Evaporation Condensation

C. Melting Boiling

Conden- Freezing Evaposation ration

D. Melting

Conden- Freezing Boiling sation

Evapo- ration

Copyright©2015. Science Olympiad Foundation (SOF)

17th NSO - SET B

8

49. Refer to the given graph which is plotted for different fibres P, Q and R based on their quality X and select the correct option. P X

Q

R

A.



B.



C.



D.

B.



Fibres



A.

If X is fibre length, then P should be silk, Q should be wool and R should be cotton. If X is tensile strength, then P should be wool, Q should be cotton, R should be flax. If X is absorbency, then P should be wool, Q should be flax, R should be cotton. If X is resistance to fuzzing, then P should be wool, Q should be silk, R should be cotton.

50. Which of the following types of skeletal joint is not present in our hind limbs ?

C.





D.



SPACE FOR ROUGH WORK

Copyright©2015. Science Olympiad Foundation (SOF)

ANSWER KEYS 13 TH  NSO  1.  (D) 

2.  (A) 

3.  (A) 

4.  (A) 

5.  (A) 

6.  (A) 

7.  (D) 

8.  (A) 

9. 

(B) 

10.  (A) 

11.  (A) 

12.  (B) 

13.  (B) 

14.  (A) 

15.  (C) 

16.  (C) 

17.  (C) 

18.  (B) 

19.  (D) 

20.  (C) 

21.  (D) 

22.  (C) 

23.  (A) 

24.  (D) 

25.  (C) 

26.  (C) 

27.  (A) 

28.  (A) 

29.  (A) 

30.  (C) 

31.  (D) 

32.  (C) 

33.  (D) 

34.  (B) 

35.  (C) 

36.  (D) 

37.  (D) 

38.  (B) 

39.  (B) 

40.  (A) 

41.  (B) 

42.  (A) 

43.  (C) 

44.  (B) 

45.  (D) 

46.  (B) 

47.  (A) 

48.  (C) 

49.  (C) 

7.

8.

9.

50.  (B)  14 TH  NSO  1.

(C) 

2.

(D) 

3.

(C) 

4.

(C) 

5.

(A) 

6.

(C) 

(D) 

(A) 

(B) 

10.

(D) 

11. (D) 

12. (C) 

13. (C) 

14. (B) 

15. (C) 

16. (D) 

17. (A) 

18. (D) 

19. (D) 

20.

(C) 

21. (D) 

22. (A) 

23. (D) 

24. (C) 

25. (C) 

26. (B) 

27. (A) 

28. (B) 

29. (C) 

30.

(A) 

31. (C) 

32. (A) 

33. (D) 

34. (C) 

35. (C) 

36. (B) 

37. (D) 

38. (D) 

39. (B) 

40.

(D) 

41. (D) 

42. (D) 

43. (C) 

44. (C) 

45. (D) 

46. (B) 

47. (C) 

48. (B) 

49. (A) 

50.

(A) 

7.

8.

9.

(D) 

10.

(D) 

15 TH  NSO 

SET A  1.

(B) 

2.

(A) 

3.

(C) 

4.

(D) 

5.

(C) 

6.

(D) 

(A) 

(A) 

11. (B) 

12. (C) 

13. (A) 

14. (B) 

15. (C) 

16. (C) 

17. (A) 

18. (C) 

19. (A) 

20.

(C) 

21. (B) 

22. (D) 

23. (B) 

24. (D) 

25. (D) 

26. (A) 

27. (A) 

28. (C) 

29. (B) 

30.

(D) 

31. (B) 

32. (D) 

33. (A) 

34. (B) 

35. (B) 

36. (B) 

37. (B) 

38. (D) 

39. (C) 

40.

(D) 

41. (D) 

42. (B) 

43. (C) 

44. (D) 

45. (A) 

46. (C) 

47. (C) 

48. (D) 

49. (B) 

50.

(D) 

7.

8.

9.

(B) 

10.

(D) 

19. (C) 

20.

(A) 

SET B  1.

(B) 

2.

(C) 

11. (C) 

12. (C) 

21. (A)  31. (A)  41. (C) 

3.

(C) 

4.

(A) 

13. (C) 

14. (B) 

22. (C) 

23. (B) 

32. (B) 

33. (C) 

42. (A) 

43. (C) 

5.

(D) 

6.

(A) 

(D) 

(D) 

15. (A) 

16. (B) 

17. (C) 

18. (D) 

24. (C) 

25. (A) 

26. (B) 

27. (B) 

28. (D) 

29. (D) 

30.

(A) 

34. (B) 

35. (B) 

36. (C) 

37. (D) 

38. (A) 

39. (A) 

40.

(C) 

44. (D) 

45. (D) 

46. (C) 

47. (D) 

48. (D) 

49. (B) 

50.

(C) 

7.

8.

16 TH  NSO  SET A  1.

(D) 

10.

(A) 

11. (A) 

(D) 

12. (C) 

2.

(D) 

3.

13. (C) 

(D) 

4.

14. (A) 

(D) 

15. (C) 

5.

(A) 

6.

16. (C) 

(B) 

17. (D) 

(B) 

18. (A) 

(C) 

19. (B) 

9.

20.

(A) 

21. (A) 

22. (B) 

23. (A) 

24. (D) 

25. (D) 

26. (D) 

27. (B) 

28. (B) 

29. (C) 

30.

(D) 

31. (A) 

32. (A) 

33. (D) 

34. (A) 

35. (A) 

36. (C) 

37. (B) 

38. (A) 

39. (D) 

40.

(B) 

41. (D) 

42. None 

43. (C) 

44. (C) 

45. (D) 

46. (B) 

47. (D) 

48. (A) 

49. (B) 

50.

(B) 

7.

8.

9.

SET B  1.

(A) 

2.

(B) 

3.

(C) 

4.

(A) 

5.

(A) 

6.

(D) 

(B) 

(A) 

(B) 

10.

(A) 

19. (B) 

20.

(A) 

28. (C) 

29. (A) 

30.

(C) 

38. (B) 

39. (C) 

40.

(B) 

48. (A) 

49. (D) 

50.

(C)

11. (B) 

12. (B) 

13. (B) 

14. (A) 

15. (C) 

16. (C) 

17. (B) 

18. (A) 

21. (B) 

22. (A) 

23. (A) 

24. (D) 

25. (D) 

26. (B) 

27. (A) 

31. (D) 

32. (D) 

33. (C) 

34. (C) 

35. (D) 

36. (D) 

37. (D) 

41. (C) 

42. (D) 

43. (D) 

44. (D) 

45. (C) 

46. (B) 

47. (B) 

Copyright©2015. Science Olympiad Foundation (SOF)

17 TH  NSO  SET A  1.  (A) 

2.  (C) 

3.  (A) 

4.  (A) 

5.  (C) 

6.  (D) 

7.  (C) 

8.  (D) 

9. 

(D) 

10.  (B) 

11.  (B) 

12.  (A) 

13.  (A) 

14.  (A) 

15.  (B) 

16.  (D) 

17.  (B) 

18.  (D) 

19.  (D) 

20.  (A) 

21.  (A) 

22.  (B) 

23.  (C) 

24.  (A) 

25.  (B) 

26.  (A) 

27.  (D) 

28.  (B) 

29.  (C) 

30.  (B) 

31.  (A) 

32.  (B) 

33.  (C) 

34.  (C) 

35.  (C) 

36.  (B) 

37.  (A) 

38.  (C) 

39.  (D) 

40.  (B) 

41.  (B) 

42.  (B) 

43.  (D) 

44.  (D) 

45.  (B) 

46.  (D) 

47.  (A) 

48.  (C) 

49.  (D) 

50.  (D) 

SET B  1.  (A, B, D)  2.  (A) 

3.  (C) 

4.  (D) 

5.  (B) 

6.  (C) 

7.  (A) 

8.  (B) 

9. 

(D) 

10.  (A) 

11.  (B) 

12.  (A) 

13.  (D) 

14.  (C) 

15.  (D) 

16.  (C) 

17.  (A) 

18.  (A) 

19.  (D) 

20.  (B) 

21.  (B) 

22.  (B) 

23.  (D) 

24.  (D) 

25.  (B) 

26.  (B) 

27.  (C) 

28.  (B) 

29.  (D) 

30.  (B) 

31.  (C) 

32.  (C) 

33.  (D) 

34.  (D) 

35.  (D) 

36.  (C) 

37.  (C) 

38.  (D) 

39.  (B) 

40.  (B) 

41.  (D) 

42.  (C) 

43.  (D) 

44.  (B) 

45.  (B) 

46.  (A) 

47.  (D) 

48.  (C) 

49.  (C) 

50.  (C)

Copyright©2015. Science Olympiad Foundation (SOF)