Assertion :Extra oxygen consumption is called oxygen debt. Reason: Extra oxygen is required to oxidise accumulated lactic acid produced during strenuous exercise.

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 A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
During strenuous exercise the muscle does not get sufficient oxygen to meet its energy needs immediately. So it contracts anaerobically and accumulates lactic acid. The extra oxygen consumed during recovery is called oxygen debt of the muscle.
So, the correct answer is 'Both Assertion and Reason are correct and Reason is the correct explanation for Assertion'

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Assertion: extra oxygen consumption is called oxygen dept

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