Online MCQs Test – Gaseous Exchange – Biology 10th

1. Carbon dioxide is taken in the process of:

2. Stomata are present in:

3. The respiratory surface of human is:

4. The biological functions which perform gaseous exchange:

5. Lungs can be filled with a maximum amount of:

6. Trachea in the center of the thorax bifurcates into two smaller ducts, called:

7. Expiration involves:

8. In the following, the alveoli are infected so they may be filled with fluid or pus.

9. In humans, the process of respiration involves:

10. Increase in rate of breathing is due to the following:

11. Each lung is made up of millions of:

12. Each lung is soft, spongy and:

13. Inspiration involves:

14. These are microscopic openings present in the epidermis of leaves.

15. Respiratory surface possesses the following property:

16. Larynx is located on:

17. Which of the following disorder is associated with inflammation of air passageways?

18. In the lower part of the thorax, lies a sheet of muscles called:

19. Each bronchiole is a very thin tube that opens into:

20. Each stoma is formed by: