Question

Define the following:
Breathing

Answer 1

Breathing:

1. Breathing is the physical process in which oxygen is inhaled and carbon dioxide is released out.
2. This process involves only the exchange of gases.
3. Lungs are the organ which help in breathing.
4. Breathing has two steps namely inhalation and exhalation.
5. Inhalation is the intake of air while exhalation is the releasing of air.