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NEET UG BIOLOGY MCQ: BREATHING AND EXCHANGE OF GASES
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Analyzing
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Pick the incorrect statement among the following.
View answer and explanation
Correct option: B
Having residual air in the lungs slightly reduces the efficiency of respiration in mammals
The incorrect statement is D (Having residual air in the lungs slightly reduces the efficiency of respiration in mammals) because residual volume actually helps in maintaining gas exchange even between breaths.
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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
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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