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(No Score) 5 Min 0 Sec

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  1. Chin Feng set up an experiment as shown below. Both containers had the same volume of water and were placed in a sunny place in the open for several days.
    Study the graph below to answer the following questions.




    (a) Write A or B in the boxes in the graph above to identify the correct container.
    (b) Explain your answer to (a).

    2. Your answer:

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  2. Alex conducted an experiment about air using the syringe shown below. He began by pulling the plunger back so that air enters the syringe. After that, he covered the other end of the syringe tightly with a stopper. Then he pushed the plunger in.

    (a) Would he be able to push the plunger in?
    (b) Give a reason for your answers in (a).

    3. Your answer:

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  3. The same amount of water is poured into each of the two containers, A and B, and left under the sun for a few days. It was later observed that the water in container A has disappeared and the water in container B has become lesser.

    a) What process has taken place in the above activity?
    b) Why has the water in container A dried faster than the water in container B?

    4. Your answer:

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  4. Study the flow chart as shown below.


    Match the animals given in the box below with the correct letters A, B and C.


    Animal A is __________
    Animal B is __________
    Animal C is __________

    5. Your answer:

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  5. When you exercise, your heart pumps faster because it needs to supply more a)_______________ and b)_______________ to other parts of the body.

    6. Your answer:

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  6. The graph below shows the changes in the pulse rate of a girl. She ran around a track for a few minutes and stopped after some time.


    a) At which point did she start running?
    Ans:______________
    b) What happened to her pulse rate when she was exercising?
    Ans:_______________
    c) Why do you think this happened?
    Ans:_______________

    7. Your answer:

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  7. Look at the leaves, A, B, C and D as shown below.


    (a) Classify the leaves into 2 main groups, the first one, A is done for you.

    Group 1

    Group 2

    A



    (b) State one difference between the leaves in Group 1 and Group 2.

    8. Your answer:

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  8. Study the flow chart below carefully.

    Fill in the boxes below with a suitable material for the objects.

    Object

    Material

    A

    ?

    B

    ?

    C

    ?

    D

    ?


    9. Your answer:

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  9. The diagram shows the outlines of 2 animals.

    Based only on your observations, state 2 reasons why the 2 animals can be classified together.
    (a) ________________________________
    (b) ________________________________

    10. Your answer:

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  10. Study the classification table below. Fill in the headings of the classification table in the space provided.


    11. Your answer:

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