Previous year MCQs

General science UPPSC 2007 GS-I
Question

The reason for stinging smell near the urinals is:

Answer & Solution

Answer: (Detailed Solution Below)

Option C: Ammonia

Detailed Solution:

The correct answer is “Ammonia”.
Hydrolysis of urea present in human urine generates odor in urinals. The enzyme urease hydrolyses urea into ammonia and carbamate.

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