Assertion :The amount of minerals present in the soil is called standing crop Reason: The groeth of plants depends upon the amount of minerals available from soil.

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 D Both Assertion and Reason are incorrect
The amount of minerals present in a soil/ecosystem is called standing state.
Standing crop I the amount of biomass in a trophic level or ecosystem at a given time. Both assertion and its reason are wrong.
So, the correct answer is option D.

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