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Regarding the functions of our respiratory system, mark the wrong entry. - Biology

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Question

Regarding the functions of our respiratory system, mark the wrong entry.

Options

  • Humidifies the air

  • Warms up the air

  • Exchange of gases

  • Cleans up the air

MCQ

Solution

Cleans up the air

Explanation:

Our respiratory system humidifies the air, warms up the air and exchanges gases. So, the correct answer is to clean up the air.

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Chapter 17: Breathing and Exchange of Gases - Exercises [Page 96]

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NCERT Exemplar Biology [English] Class 11
Chapter 17 Breathing and Exchange of Gases
Exercises | Q 2. | Page 96

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