Difficulty: Easy
Correct Answer: Khetri (Rajasthan), Singhbhum (Jharkhand), and Balaghat (Madhya Pradesh)
Explanation:
Concept/ApproachThe key copper belts are Khetri, Singhbhum, and Balaghat. The other sets represent primarily coal/lignite or gold fields.
Final AnswerKhetri (Rajasthan), Singhbhum (Jharkhand), and Balaghat (Madhya Pradesh)
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