a0bea-Naturalscience03 Cam Term1 Test

Name:

1

TERM

Class:

1 Match to make true sentences about the nervous system. The brain stem

controls voluntary actions.

The cerebellum

is the most important organ in the nervous system.

The nervous system

controls involuntary actions.

Nerves

allows us to interact with the environment around us.

The cerebrum

send and receive information.

The brain

controls movement and coordination.

2 Write sentences about the senses. Use the pictures to help you.  a.

b.

c.

Our eyes are the organs of sight.







d.

e.



1

.

.

.

.

.

Natural Science Primary 3 • Downloadable and printable © Ediciones Bilingües, S.L.

TERM

1

3 Match the sentences to the stages of how we see. 2 The light goes through the lens and makes an image on the retina at the back of the eye.

4

The image is upside down. The brain reads the signal and tells us

1

what we see. Light reflects off an object and enters the eye through the pupil. The retina sends the information to the brain.

2

3

4 Complete the sentence about how we hear. sound    signals    eardrum    brain    liquid     vibrate    ear

a.

Sound

b. The waves hit the

waves enter through the outer

.

in the middle ear and make it

c. The

in the inner ear moves and sends

d. The

reads the signals and tells us what we can hear.

. to the brain.

5 Write the correct food group under each picture.

Dairy products

2

Natural Science Primary 3 • Downloadable and printable © Ediciones Bilingües, S.L.

TERM

1

6 Identify each system. Complete the sentences.

This is the

digestive

system. It helps us digest . The

f

main organs are the m

,

s

and

This is the c

system. We breathe in air

system. It moves

through our n

b

and

a

.

v

is passed to

O

and

around the body in the

goes down into our l

through

the h

. Air

and m

.

i

This is the r

.

system.

the c

7 Label the reproductive systems. a.

d.

3

urethra

b.

e.

c.

f.

Natural Science Primary 3 • Downloadable and printable © Ediciones Bilingües, S.L.

TERM

1

8 Complete the sentences about the stages of life. a. We we’re

babies

, we eat, sleep and discover the world around us.

b. When we’re c

, we can walk, talk and play.

c. When we’re a

, we continue to grow and change.

d. When we’re a

, our bodies stop growing.

e. When we’re e

, we have a lot of experience, but sometimes we need people

to help us.

9 Look at the health problems. What should or shouldn’t they do? a

e

c

b

d

f

a. He should do more exercise. He shouldn’t eat unhealthy foods.

.

b.

.

c.

.

d.

.

e.

.

f.

.

10 Circle the correct words. a. Some fats / sugars, such as olive oil and avocados, are good for us and help our brain and respiratory / nervous system. b. Fibre / Sugar helps our digestion / circulation. c. Salt / Fats can make us put on / lose weight. d. Proteins / Carbohydrates build muscle and make us strong / fast.

4

Natural Science Primary 3 • Downloadable and printable © Ediciones Bilingües, S.L.