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प्रश्न
______ is the earliest metal used by man.
पर्याय
Iron
Manganese
Bauxite
Copper
MCQ
रिकाम्या जागा भरा
उत्तर
Copper is the earliest metal used by man.
Explanation:
Copper is the earliest metal used by humans. During the Copper Age (Chalcolithic period), it was one of the first metals to be mined and used in tools, weapons, and ornaments.
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