1.

Assertion The vital capcity is higher in athletes. Reason . Vital capacity is the amount of air, which one can inhale and exhale with maximum effort.A. Both Assertion and Reason are true and Reason is the correct explanation of AssertionB. Both Asssertion and Reason are true, but Reason is not the correct explanation of AssertionC. Assertion is true, but Reason is trueD. both Assertion and Reason are flase.

Answer» Correct Answer - B
The vital capacity is higher in athletes, mountain dwellers than in plain dwellers, because they require more energy,i.e, more oxygen through respiration. Vital capacity is the amount of air, which one can inhale and exhaale with exhale with maximum effort.


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