SMK TINGGI BUKIT MERTAJAM
LATIHAN MASA CUTI JUNE : SCIENCE FORM 3
NAME: ............................................................... CLASS : ...........................
1. | |
| The above diagram shows the cross-section of the human ear. |
| (a) | Name the nerve that sends impulses to the brain. |
| (b) | State the functions of the parts labelled with W, X, Y and Z. |
| | W : |
| | X : |
| | Y : |
| | Z : |
| (c) | State the two parts of the ear that do not play any role in the hearing mechanism. |
2. | |
| The above diagram shows the areas of a human tongue that are sensitive to different tastes. |
| (a) | Name the part of the tongue that has groups of taste receptors. |
| (b) | State the tastes that stimulate area K, L, M and N. |
| | K : |
| | L : |
| | M : |
| | N : |
| (c) | (i) Name the sense that helps the sense of taste. |
| | (ii) Explain how the answer in (c)(i) can help the sense of taste. |
3. | |
| The above diagram shows the human digestive system. |
| (a) | Name the parts labelled P, Q, R and S. |
| | P : |
| | Q : |
| | R : |
| | S : |
| (b) | (i) What is produced by part Q? |
| | (ii) Based on the answer in (b)(i), state one of its functions. |
| (c) | (i) Which part does digestion ends? |
| | (ii) State the end product of protein, starch and fats. |
4. |
| (a) | What are groups S, T and U? |
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| (b) | (i) Give two examples of animals in group U. |
| | (ii) State how these animals respire. |
| (c) | State one difference and one common characteristic between animals in the group U and animals in the group of amphibian. |
5. | The above diagram shows two organisms in an ecosystem. |
| (a) | State the type of interaction between the two organisms. |
| (b) | Define the relationship mentioned in (a). __________________________________________________________________________________ __________________________________________________________________________________ |
| (c) | Give three characteristics that can help the prey to escape from its predator. |
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6. | The above diagram shows an experiment on the electrolysis of water. |
| (a) | What is the element of water? |
| (b) | Define electrolysis. __________________________________________________________________________________ |
| (c) | Based on the above diagram, |
| | (i) what is gas Y? |
| | (ii) What will happen when gas X is tested with a burning wooden splinter? |
| | (iii) What is the ratio of volume of gas X and Y collected at cathode and anode? |
7. | The above diagram shows object P and Q in different position. |
| (a) | (i) Which object is more stable? |
| | (ii) Explain your answer in (a)(i). __________________________________________________________________________________ |
| (b) | Give one example of a product that applies the above theory in its design. |
8. | The above diagram shows a wheelbarrow that is carrying 800 N load. |
| (a) | State the class of lever of the above object. |
| (b) | Calculate the effort to lift the load. |