Class 11 · Breathing and Exchange of Gases

Cellular Respiration & CO₂ Release — NEET Biology

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Utilisation of O₂ by the cells for catabolic reactions and resultant release of CO₂ (cellular respiration as dealt in the Chapter 12).

NCERT Biology · Class 11 · Chapter 14 · Paragraph 13
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QuestionPractice Question

Arrange the following steps of respiration in the correct sequence 1. Diffusion of gases (O, and CO₂) across alveolar membrane. 2. Utilisation of O, by the cells for catabolic reactions and resultant release of CO 3. Breathing or pulmonary ventilation by which atmospheric air is drawn in and CO, rich alveolar air is released out. 4. Transport of gases by the blood. 5. Diffusion of O, and CO₂ between blood and tissues.

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