Question

The process of taking in oxygen rich air is whereas process of giving out carbon dioxide rich air is .

• A. inspiration
• B. respiration
• C. transpiration
• D. expiration
• E. circulation

Answer 1

Answer: (A), (D)

expiration

Breathing involves two major steps i.e inspiration and expiration. Oxygen rich atmospheric air is drawn in by the process of inspiration whereas carbon dioxide rich air is expelled out of the body by the process of expiration.