NEET Zoology Mechanism of Breathing MCQ Question
Which of the following statements regarding the mechanism of breathing is correct?
The conducting part transports air and humidifies it before it reaches the alveoli.
Alveoli are responsible for transporting oxygen to tissues directly.
Expiration involves taking atmospheric air into the lungs.
The thoracic chamber is formed only by the ribs and sternum.
Correct Answer
Detailed Explanation
The conducting part of the respiratory system indeed transports atmospheric air to the alveoli and also humidifies and warms it, as stated in the NCERT context. Options B, C, and D misrepresent the functions of the respiratory system.
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