Chapter 14: Breathing and Exchange of Gases MCQs | biology Class 11 CBSE

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Chapter 14: Breathing and Exchange of Gases MCQs | biology Class 11 CBSE | ByteNotes.in

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Question 1

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The process of exchange of O2 from the atmosphere with CO2 produced by the cells is called:

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Question 2

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Which of the following animals uses tracheal tubes to transport atmospheric air within its body?

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Question 3

Objective

The larynx is described in the chapter as the:

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Question 4

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The trachea divides into right and left primary bronchi at the level of the:

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Question 5

Objective

Which of the following correctly describes the pleural fluid?

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Question 6

Objective

Inspiration can occur when:

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Question 7

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On an average, a healthy human breathes how many times per minute?

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Question 8

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The instrument used to estimate the volume of air involved in breathing movements for clinical assessment is:

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Question 9

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The Tidal Volume in a healthy adult is approximately:

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Question 10

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Vital Capacity is equal to:

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Question 11

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Total Lung Capacity is equal to:

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Question 12

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The Residual Volume in a healthy adult averages:

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Question 13

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The partial pressure of O2 in the alveoli is:

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Question 14

Objective

The partial pressure of CO2 in deoxygenated blood is:

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Question 15

Objective

The solubility of CO2 compared to O2 is:

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Question 16

Objective

The diffusion membrane is made up of how many major layers?

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Question 17

Objective

What percentage of O2 is transported by RBCs as oxyhaemoglobin?

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Question 18

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Each haemoglobin molecule can carry a maximum of how many molecules of O2?

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Question 19

Objective

The oxygen dissociation curve has which of the following shapes?

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Question 20

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In tissues, which conditions favour dissociation of O2 from oxyhaemoglobin?

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Chapter 14: Breathing and Exchange of Gases | MCQs

The process of exchange of O2 from the atmosphere with CO2 produced by the cells is called:

Which of the following animals uses tracheal tubes to transport atmospheric air within its body?

The larynx is described in the chapter as the:

The trachea divides into right and left primary bronchi at the level of the:

Which of the following correctly describes the pleural fluid?

Inspiration can occur when:

On an average, a healthy human breathes how many times per minute?

The instrument used to estimate the volume of air involved in breathing movements for clinical assessment is:

The Tidal Volume in a healthy adult is approximately:

Vital Capacity is equal to:

Total Lung Capacity is equal to:

The Residual Volume in a healthy adult averages:

The partial pressure of O2 in the alveoli is:

The partial pressure of CO2 in deoxygenated blood is:

The solubility of CO2 compared to O2 is:

The diffusion membrane is made up of how many major layers?

What percentage of O2 is transported by RBCs as oxyhaemoglobin?

Each haemoglobin molecule can carry a maximum of how many molecules of O2?

The oxygen dissociation curve has which of the following shapes?

In tissues, which conditions favour dissociation of O2 from oxyhaemoglobin?

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