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Nitrogenous excretory system of a tadpole of a frog is

( A ) Urea
( B ) Guanine
( C ) Uric Acid
( D ) Ammonia

1 Answer

(D) is the right answer.

Animals excreting their nitrogenous waste in the form of ammonia are known as ammonotelic (examples: aquatic invertebrates, bony fishes and aquatic amphibians).
answered Apr 4, 2014 by pady_1