Solved UPSC CDS/OTA Question
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Q · Soap and DetergentsMedium · 45s
Consider the following regarding cleansing agents: 1. Detergents produce scum in hard water. 2. Soaps are biodegradable but not detergents. Which is/are correct?
TopicSoap and Detergents
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Detergents do not produce scum. Most soaps are biodegradable.
Final Answer: Option B — 2 only