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NEET UG BIOLOGY MCQ: BREATHING AND EXCHANGE OF GASES
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Understanding
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A molecule of air enters the nose through the external nostrils which of the following is the correct pathway to the trachea?
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Correct option: D
Nasal cavity, pharynx, larynx, trachea
Option D (Nasal cavity, pharynx, larynx, trachea) is correct because this is the correct order of structures that air passes through from the nose to the trachea.
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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