ICSE 1997 : SCIENCE Paper 3 (Biology) - Question 4(b) Answer the following.

SCIENCE

Paper 3 (Biology) - 1997

(One Hour and a half)

Question 4
(b) Answer briefly the following question:

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Worksheet / Test Paper

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49.
(i) Why are capillaries thin walled?

50.
(ii) Mention two functions of the choroid coat in the eye.

51.
(iii) What is meant by gestation period?

52.
(iv)What is the effect of shivering?

53.
(v)What is meant by photolysis of water?

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