Inspiratory Capacity

Q. A prolonged inactive state of animals during hot and dry seasons is called .

1. aestivation
2. hibernation
3. dormancy

Q. With regard to the respiratory system and the process of respiration in man, answer the following questions:

(b)Briefly describe how the above mentioned muscles help in the inspiration of air.

Q.

Expired air when compared to inspired air contains

1. More oxygen

2. more carbon dioxide

3. less water vapour

4. does not contain any bacteria

Q. ___ act as air filtration unit in human respiratory system.

1. Diaphragm
2. Lungs
3. Heart
4. Nostril

Q.

Inspiratory capacity is

1. The total amount of air that can be inspired after a tidal expiration

2. Another name for functional residual capacity

3. The total amount of exchangeable air

4. The amount of air inspired after a tidal inspiration

Q. Water from the root hair moves to the cortical cells by ___________ process.

1. Translocation
2. Diffusion
3. Osmosis
4. Active Transport

Q.

Some air is always left in the lung even after forcibly exhaling

1. Vital capacity

2. Residual capacity

3. Tidal volume

4. Dead air space