Respiratory System: Trachea & Basic Anatomy of Lung Past Year (2019 onward - NTA Papers) MCQs Breathing and Exchange of Gases Zoology NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

Select the sequence of steps in respiration.

(A)	Diffusion of gases (O₂ and CO₂) across alveolar membrane.
(B)	Diffusion of O₂ and CO₂ between blood and tissues
(C)	Transport of gases by the blood
(D)	Pulmonary ventilation by which atmospheric air is drawn in and CO₂ rich alveolar air is released out.
(E)	Utilisation of O₂ by the cells for catabolic reactions and resultant release of CO₂

Choose the correct answer from the options given below:

1.	(D), (A), (C), (B), (E)	2.	(C), (B), (A), (E), (D)
3.	(B), (C), (E), (D), (A)	4.	(A), (C), (B), (E), (D)

Subtopic: Respiratory System: Trachea & Basic Anatomy of Lung |

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Which of the following is not the function of conducting part of respiratory system?

1.	Provides surface for diffusion of O₂ and CO₂
2.	It clears inhaled air from foreign particles
3.	Inhaled air is humidified
4.	Temperature of inhaled air is brought to body temperature

Subtopic: Respiratory System: Trachea & Basic Anatomy of Lung |

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