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NEET UG BIOLOGY MCQ: BREATHING AND EXCHANGE OF GASES
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What is vital capacity of our lungs ?
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Correct option: D
total lung capacity – residual volume
Option D (total lung capacity – residual volume) is correct because vital capacity is the maximum amount of air a person can expel from the lungs after a maximum inhalation, which is the total lung capacity minus the air that always remains (residual volume).
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Select appropriate choice for the blanks A, B and C to complete the given NCERT statement The largest quantity of air that can be expired after a maximum inspiratory effort is Assertion : Most fish when out of water, die of
suffocation.
Reason : Atmospheric air contains far less
oxygen content than the dissolved oxygen in
water. The faster breathing in high fever is due to the