PSR Science 2015 paper 1

Which of the following groups of food have a lot of protein?

• Bread, rice and noodles

• Carrots, tomatoes an oranges

• Chicken, fish and soya bean

• Chocolate, candy and cakes

The force that pulls things down to the Earth is called___.

• gravitational

• magnetic

• elastic

• friction

The skull is a part of the human skeleton. Which body organ does it protect?

• Brain

• Heart

• Intestine

• Rectum

Which of he following actions may allow the spread of diseases through physical contact?

• Buying drinks from a dirty hawkers stall.

• Sharing towel of an infected person.

• Leaving your food uncovered for flies and rats

• Standing beside an infected person who keeps coughing.

Which of the following activities helps to save water at home?

• Taking a bath using a shower

• Turning on the tap while brushing teeth

• Washing the car using sponge and bucket

• Washing a few clothes using washing machine

Jamal found two different types of fruits, Fruit X and Y, in his garden. He opened each fruit and wrote down what he observed in Table 1.

Which of the following statements match Jamal's observation in Table 1 correctly?

• Fruit X is dry, one seeded and inedible

• Fruit X is fleshy, multi seeded an inedible.

• Fruit Y is dry, multi seeded and inedible

• Fruit Y is fleshy, multi seeded an inedible.

The Bryophyllum plant in Figure 1 is living thing.

Which if the following characteristics of living things is seen in Figure 1?

• Living things breathe

• Living Things die

• Living things feed

• Living things reproduce

A rechargeable dry cell in Figure 2 can be used over and over again. This helps to make our environment cleaner because it ________.

• increase the amount of rubbish by recycling the dry cell

• increase the amount of rubbish by reusing the the dry cell

• reduce the amount of rubbish by recycling the dry cell

• reduce the amount of rubbish reusing the dry cell

Which animal reproduces differently from the other three animals in Figure 3?

• A

• B

• C

• D

Khairul wound up a toy as shwn in Figure 4 below. When he released the toy on a table, it moved for a while then stopped.

Which of the following correctly shows the energy change from time Khairul released the toy until stopped.

• movement energy --> heat energy + sound energy

• movement energy --> stored energy --> sound energy

• stored energy --> movement energy --> sound energy

• stored energy --> movement energy + sound energy