Exercise MCQ'S of chapter- 14 Respiration

Exercise MCQ'S of chapter- 14 Respiration

MCQ'S:

1. The wall of the trachea and bronchi of man is furnished with the series of incomplete:

    A. Cartilaginous plates 

    B. Cartilaginous rings

    C. Muscular rings 

    D. Chitinous rings

Correct option is: A ( cartilaginous plates)

2. What does not happen during inspiration in man 

    A. Intercostal muscles contract

    B. Ribs are elevated 

    C. Diaphragm become dome shaped

    D.  Ribs move forward

Correct option is: C

3. The lateral walls of the chest cavity of man are composed of the __________.

    A. Ribs 

    B. Intercostal muscles 

    C. Ribs and intercostal muscles 

    D. Ribs, intercostal muscle and diaphragm

 

Correct option is: C(Ribs and intercostal muscles)

4. When the human blood leaves the capillary bed of the tissue, most of the carbon dioxide is in the form of: 

    A. Carbonic acid 

    B. Bicarbonate ion 

    C. Carboxylic acid 

    D. None of them

Correct option is: B (Bicarbonate ion )

5. Which sequence of organs is corrected in air passageway of man

    A. Nasal cavities, larynx, pharynx, trachea, bronchi

    B. Nasal cavities, pharynx, trachea, larynx, bronchi

    C. Nasal cavities, pharynx, larynx, bronchi trachea

    D. Nasal cavities, pharynx, larynx, trachea, bronchi

Correct option is: D

6. Which part of the air passage way possesses cartilage plates in its wall?  

    A. Bronchioles 

    B. Distil region of bronchi 

    C. Proximal region of bronchi 

    D. Trachea

Correct option is: D (Trachea)

7. Human lungs are spongy due to the presence of millions of 

    A. Bronchi 

    B. Alveoli 

    C. Bronchioles 

    D. Trachea 

Correct option is: B (Alveoli)

8. which event is not associated with the activity of expiration 

    A. Contraction of diaphragm 

    B. More dome like shape of diaphragm

    C. Backward and downward movement of rib cage 

    D. Relaxation of intercostal muscles

Correct option is: A (Contraction of diaphragm )

9. Oxygen carrying capacity of blood does not depend upon: 

    A. Partial pressure of carbon dioxide 

    B. Partial pressure of oxygen 

    C. Height from sea level 

    D. Quantity of blood 

Correct option is: C(Height from sea level)

10. When hemoglobin of the blood is fully saturated with oxygen, the 100 cc of blood contains:

    A.  15 CC of oxygen 

    B. 20 CC of oxygen 

    C. 25 CC of oxygen

    D. 10 CC of oxygen

Correct option is: B ( 20 CC of oxygen )

➡️Further more important MCQS of Respiration are also provided 👇.Simply click on following link to get more mcq's.

Part: 1 

⬇️

https://zoologyandbiology.blogspot.com/2023/10/most-important-and-easy-60-mcqs-of.html

Part : 2

⬇️

https://zoologyandbiology.blogspot.com/2023/10/most-important-60-mcqs-of-biology.html

Part : 3

⬇️

https://zoologyandbiology.blogspot.com/2023/10/biology-most-important-60-mcqs-of.html

Part : 4

⬇️

https://zoologyandbiology.blogspot.com/2023/10/biology-most-important-60-mcqs-of_20.html

Part: 5

⬇️

https://zoologyandbiology.blogspot.com/2023/10/biology-class-12-mcqs-of-respiratory.html

Part: 6

⬇️

https://zoologyandbiology.blogspot.com/2023/10/biology-class-12-mcqs-of-respiratory_23.html