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BIOLOGY

JAMB 2003 - Question 19

Biology 2003 JAMB Past Questions - Question 19: Organisms I, II, III and IV have surface/volume ratios of 1:2, 1:3, 1:4 and 1:5 respectively. The organism that is likely to have the most complex transport system is

Choose the most appropriate option for the gap .

Organisms I, II, III and IV have surface/volume ratios of 1:2, 1:3, 1:4 and 1:5 respectively. The organism that is likely to have the most complex transport system is

A: IV

B: Ill

C: I

D: II.

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Correct Answer

Explanation

The organism has most complex transport system because the surface area is small while the volume is large. Since volume is greater than surface area by five times the distribution of materials to and from the cells require very efficient transport system.