MCQ
Copper is
- ✓a good conductor
- Ban insulator
- Cboth $(a)$ and $(b)$
- Dnone of these
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Column A
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Column B
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$(i)$
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Wildlife sanctuary
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$[A]$
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Buffer zone
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$(ii)$
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Innermost zone of a biosphere
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$[B]$
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Transition zone
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$(iii)$
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Outermost one of a biosphere
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$[C]$
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Protection of wild animals
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$(iv)$
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Middle zone of a biosphere
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$[D]$
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Core zone
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