MCQ
How is lightning useful to us?
- AIt helps in nitrogen fixation an promotes plant growth.
- BOzone is formed which prevent ultraviolet rays falling on the earth.
- CIt helps in the evolution of a new species.
- ✓All of the above.
Statement $(A), (B)$ and $(C)$ list out the uses of lightning.
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Column I
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Column II
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$(a)$
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Entamoeba histolytica
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$(i)$
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A brown alga which is a rich source of iodine.
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$(b)$
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Bacteriophage
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$(ii)$
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A protozoan that causes disease in human beings by living in the large intestine of humans.
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$(c)$
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Penicillium
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$(iii)$
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A virus which infects a bacterial cell.
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$(d)$
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Fucus
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$(iv)$
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A fungus used to obtain anti.
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