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Frog excretes whereas tadpole excretes ...

Frog excretes ________ whereas tadpole excretes _______.
(A) Ammonia, Urea
(B) Urea, Ammonia
(C) Urea, Uric acid
(D) Uric acid, Ammonia

A

Ammonia, Urea

B

Urea, Ammonia

C

Urea, Uric acid

D

Uric acid, Ammonia

Text Solution

Verified by Experts

The correct Answer is:
B
Frog is uricotelic so it excretes uric acid but tadpole is ammonotelic so it excretes ammonia. During metamorphosis of tadpole this type of change occurs. Also tadpole is aquatic but frog is terestrial in habit.
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