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The nitrogeneous metabolic waste in Hydr...

The nitrogeneous metabolic waste in Hydra mostly

A

Ammonia and is removed from whole surface of body

B

Urea and is removed mainly by tentacles

C

Urea and is removed from whole surface of body

D

Uric acid and is removed from whole surface of body

Text Solution

Verified by Experts

The correct Answer is:
A
(a) In Hydra the exchange of oxygen and `CO_(2)` and the excretion of waste nitrogeneous matter (chiefly ammonia) occur directly by diffusion through cell membrance to outside.
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