Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ - decoded step-by-step.
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Q · Mixtures and CompoundsMedium · 45s
Which method purifies tap water? (PYQ type)
TopicMixtures and Compounds
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
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Distillation removes dissolved salts — gives pure water.
Final Answer: Option A - Distillation