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Nitrogenous waste products are eliminated mainly as-
(a)Urea in tadpole & ammonia in adult frog
(b)Ammonia in tadpole and urea in adult frog
(c)Urea in both tadpole & adult frog
(d)Urea in tadpole and uric acid in adult frog

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Important Questions on Excretory Products and Their Elimination
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Which blood vessel contains the least amount of urea?

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The blood vessel taking blood into Bowman's capsule is

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The excretory product of mammals is

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Excretory organs of cockroach are:
