NEET UG BIOLOGY MCQ: BREATHING AND EXCHANGE OF GASES

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Understanding +4 | -1

Assertion: The volume of air a person can expire after normal inspiration is TV + ERV
Reason: Volume of air that will remain in the lungs after a normal expiration is ERV + RV
These question consist of two statements each, printed as Assertion and Reason. While answering these Questions you are required to choose any one of the following four responses

View answer and explanation

Correct option: B

If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion

Option B (If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion) is correct because both the assertion and the reason are factually correct statements about lung volumes, but the reason does not explain the assertion.

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External gills, tracheae, and lungs all share which of the following sets of characteristics? A person suffers punctures in his chest cavity in an accident, without any damage to the lungs its effect could be Among vertebrates, …A… use gills whereas reptiles, birds and mammals respire through the …B… . Amphibians like frogs can respire through …C… also. Mammals have a well adapted respiratory system
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