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प्रश्न
Manganese is mainly used in which of these activities?
- Smelting of iron ore
- Producing ferro alloys
- Manufacturing aluminium
विकल्प
1, 2 and 3
2 and 3
1 and 2
1 and 3
MCQ
उत्तर
1 and 2
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Distribution of Minerals in India
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