Solved UPSC CDS/OTA Question
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Q · MineralsMedium · 45s
Which of the following is correctly matched regarding mineral and use?
TopicMinerals
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Manganese is essential in steel making. Mica is used in electronics, not fertilizer.
Final Answer: Option D — Manganese – Steel production