NEET Biology question
The characteristic that is shared by urea, uric acid and ammonia is/are I. They are nitrogenous wastes. II. They all need very large amount of water for excretion. III. They are all equally toxic. IV. They are equally in the kidneys.
Answer: (D)
Solution
Urea, uric acid and ammonia are all nitrogenous waste products (statement I, true), but they differ sharply in toxicity and water requirement for excretion — ammonia is highly toxic and needs abundant water, urea is less toxic and needs moderate water, and
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