NEET Zoology (general) MCQ Question
Which of the following statements regarding nitrogenous waste excretion in animals is correct?
Ammonia is the least toxic nitrogenous waste and requires minimal water for excretion.
Uric acid is excreted by most aquatic animals due to its high toxicity.
Ammonotelism refers to the excretion of ammonia, which is common in aquatic animals.
Urea is excreted primarily by terrestrial animals to minimize water loss during elimination.
Correct Answer
Detailed Explanation
Ammonotelism is the process of excreting ammonia, which is highly toxic and requires a large amount of water for elimination, and it is common in many bony fishes and aquatic amphibians. The other statements are incorrect as they misrepresent the toxicity and water requirements of ammonia and uric acid.
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