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BRAINBOX TUTORAL AND REVIEW CENTER
NAME: _________________________________________ Batch: ____________ Score: ____________ Choose the correct answer. 1) A vector is a quantity with both magnitude and direction. Which of the following is not a vector? a) displacement d) force b) acceleration e) speed c) velocity 2) Newton is a derived SI unit of force. It is defined to be: a) kg/L d) kgm/s b) kgm2 e) kg/m/s c) kgm/s2 3) Which of the following illustrates Newton’s Second Law of Motion? a) A car will have a greater acceleration than a truck when the same force pushes both car and truck. b) A glass of water lies on top of a flat table. c) A car is moving at a steady speed of 50km/h. d) A ball is falling from an airplane. e) A ball is rolling down a hill. 4)
Which of the following statements about weather is true? a) Air moves from an area of low pressure to an area of high pressure. b) Warm air rises and cold air sinks. c) If the air temperature is high, air pressure is also high. d) Warm air sinks and cold air rises.
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Traveling at a speed of 20 m/s, a race car driver has 4 seconds to stop his car. What is his average acceleration? a) 0.2 m/s2 d) 5.0 m/s b) 0.2 m/s e) 3.0 m/s c) 5.0 m/s2 What is the kinetic energy of a 500- kg car moving at an average velocity of 3.0 m/s? a) 2.00 kJ d) 0.75 kJ b) 2.25 kJ e) 1.5 kJ c) 1.67 kJ According to the law of conservation of momentum, the total momentum of a system is constant or unchanged. What will happen then when two bodies of equal speeds and masses collide? a) Could not be determined b) They will stick together c) One of the objects will be pushed backwards. d) They will bounce sideways. e) They will bounce back with the same speed and distance. Which of the following statements about work is false? a) When the net force is perpendicular to the motion, no work is done. b) When an object’s kinetic energy doesn’t change, no work is done. c) Without force, you do not have work. d) Without work, you do not have force.
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UPCAT SCIENCE- Gen Sci & Physics Diagnostic Exam
e) When an object does not move, no work is done. 9) Jon Snow (who knows nothing) walks 1.2 km North. Starting from the same point, Sam leaves and walks 0.8 km South. What would be the distance separating them? a) 2.0 km d) 1.4 km b) 1.0 km e) could not be determined c) 0.4 km d) 1.4 km 10) Ohm’s law states that the amount of current passing through a conductor is directly proportional to the voltage across the conductor and inversely proportional to the resistance of the conductor. What happens to the resistance when the current is doubled? a) It is doubled as well. b) It is halved. c) It is quadrupled. d) It stays the same. e) It is divided into 4. 11) A car moved 50 km east and 90 km west. What is its displacement? a) 70 km d) 40 km b) 70 km west e) 140 km c) 40 km, West 12) Refraction is the bending of a light ray as it passes from one substance to another. For example, an object under a swimming pool might look nearer to the surface than it really is. What explains this? a) Light bounces off the swimming pool floor. b) The wind causes pool currents that affect light perception. c) The water is clear making object appear closer. d) Light travels at a different speed in water. e) This phenomenon is not true. 13) Ang pahayag na “Lahat ng berdeng halaman ay mga autotroph,” ay ______________. a) Laging tama b) Laging Mali c) Minsan tama d) Minsan Mali 14) Geologists observed that granite rock formations usually occur near extinct volcanoes. It can be inferred that granite is _______________. a) Metamorphic rock c) Igneous rock b) Sedimentary rock d) Made from meteors 15) Among the co-founders of the cell theory, who proposed that plants are made of cells? a) Rudolf Virchow c) Theodore Schwann b) Robert Hooke d) Matthias Schleiden 16) Cardo was chasing a criminal. He was running North, was able to cover a distance of 55 meters and then catch the criminal in just 6 seconds. What was Cardo’s speed? a) 9.17 m/s d) 330 m/s, North b) 9. 17 m/s, North e ) 49 m/s Maraming pa-fall sa mundo. Ikaw, babagsak ka rin ba? Of course not! :D
BRAINBOX TUTORAL AND REVIEW CENTER
c) 330 m/s 17) Which characteristic of a sound wave is measured in decibels? a) frequency d) amplitude b) intensity e) quality c) pitch 18) A car accelerates uniformly from 16.3 m/s to 36.1 m/s in 2.2 seconds. Determine the acceleration of the car. a) 19.8 m/s2 d) 9.0 m/s2 b) 52.4 m/s2 e) 9.0 m/s c) 19.8 m/s 19) Ivy walks 1.2 km North. Starting from the same point, Arnaldo leaves and walks 0.8 km South. What would be the distance separating them? a) 2 km d) 0.4 km b) 1.0 km, North e) 0.4 km, North c) 2.0 km, North 20) Ano ang bilis ng liwanag? a) 30,000 km/s b) 300, 000, 000 m/s c) 300,000 m/s2 d) 30,000 m/s2 e) 30,000 km/hr 21) Nababanat na ng 3 cm and isang nakabiting coil spring kapag nagsabit ng isang bagay na may 2 N and bigat. Anong bigat ang kinakailangan upang mabanat ang kawad sa habang 7.5 cm? a) 2.5 N b) 5.5 N d) 6.0 N c) 5.0 N e) 10 N 22) Where does light-independent reaction in photosynthesis happen? a) Thylakoid c) Mesophyll b) Stroma d) Chloroplast 23) Which of the following colors of starlight is from the hottest star? a) Blue-white c) Orange-Red b) Brown d) Yellow 24) The product of the collapse of a massive star with a core three times the mass of our Sun is a ____________. a) Neutron star c) Red giant b) Pulsar d) Black hole
UPCAT SCIENCE- Gen Sci & Physics Diagnostic Exam
27) The diploid chromosome number in a certain species of fish is 20. How many chromosomes would normally be found in bone cell of this fish? a) 10 c) 23 b) 20 d) 40 28) Tides that occur at the full and new moon phases are called _________. a) New tides c) Spring tides b) Lunar tides d) Tidal wave 29) Which of the following will cause air pressure to increase? a) Rising air masses c) Increasing density b) Decreasing density d) Decreasing temperature 30) Which statement correctly describes a front? a) They are only able to create thunderstorms b) It is the contact zone between to similar air masses c) They occur when air masses move in opposite directions d) It is the contact zone between two different air masses 31) Which of the following factors is not a direct reason for the change of seasons on Earth? a) Earth’s revolution c) Earth’s distance from the sun b) Earth’s tilted axis d) Earth’s rotation on its axis 32) Which of the following explains why a virus cannot be considered a living organism? a) It does not evolve. b) It is made up only of proteins and nucleic acid. c) It uses a limited source of energy to reproduce. d) It can reproduce only in the presence of a host cell. 33) Which of the following is not an example of commensalism? a) Barnacles and Whale sharks b) Polyp and hermit crab c) Remora shark and Sperm whale d) Lice and human beings
25) In which part of a newborn star does the nuclear fusion take place? a) Convection zone c) Core b) Radiation zone d) Atmosphere
34) Which of the following statements does not explain the movement of earth’s crust? a) Many years of stress on the rock may fracture the crust causing one portion to slide upward or downward with respect to the other. b) The mantle beneath the earth’s crust is made of plastic materials that have convection currents. c) Earthquakes that originate beneath the sea can produce tsunamis. d) The earth’s crust has cracked into huge plates which move slowly due to convection currents in the mantle.
26) An organelle found in animal cells but not in plant cells. a) Centriole c) Cell membrane b) Chloroplast d) Golgi apparatus
35) As you go higher above a hill, your ______________ increases. a) Mass c) Volume b) Potential energy d) Weight Maraming pa-fall sa mundo. Ikaw, babagsak ka rin ba? Of course not! :D
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