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BIOLOGY

JAMB 2009 - Question 47

Biology 2009 JAMB Past Questions - Question 47: Which of the following animals is most adapted for water conservation?

Choose the most appropriate option for the gap .

Which of the following animals is most adapted for water conservation?

A: Earthworms

B: Mammals

C: Flatworms

D: Insect

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Correct Answer

Explanation

they have chitinous exoskeleton which prevents water loss and offers protection from injury. Mammals have several excretory organs namely skin, kidney and lungs for eliminating excess water among other excretory products. earthworm have moist skin and live in wet soil. it also has a pa part of excretory organs called Nephridia per segment except the first three segments and the last one. flatworms live in the intestine containing digested food in liquid form