Assertion :Over cropping reduces soil fertility. Reason: Soil fertility depends upon the soil composition.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
Soil fertility is the ability of a soil to support luxuriant plant growth. It is determined by mineral nutrients, soil its composition i.e., particles, air, soil water and absence 'of plant pathogens. Repeated growing of crops in the soil withdraws minerals from the top layers of the soil thus reduces soil fertility.

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