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प्रश्न
The following substances are the excretory products in animals. Choose the least toxic form among them?
विकल्प
Urea
Uric acid
Ammonia
Carbon dioxide
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उत्तर
Ammonia
Explanation:
Ammonia is the most toxic form and requires a large amount of water for its elimination, whereas uric acid, being the least toxic, can be removed with a minimum loss of water.
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