1) What Is the Difference Between Breathing and Respiration?
Respiration | |
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Breathing is the exchange of gases that involves the lungs and the other organs of the respiratory system. | Respiration is the process of production of energy by burning digested food which involves cells of the body. |
Breathing is a physical process. | Respiration is a chemical process. |
Breathing is a voluntary process, i.e., it can be controlled. | Respiration is an involuntary process and cannot be controlled. |
2) What Happens to the Oxygen Once It Reaches the Gills of Fish?
3) Why Is Oxygen Necessary for Our Body?