Different Types of Respiratory Organs in Animals
1) What Is the Difference Between Breathing and Respiration?
| Respiration | |
|---|---|
| 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?
- The gills of fish are provided with a dense network of blood vessels like lungs.
- After the oxygen reaches the gills, the exchange of gases takes place.
- The oxygen diffuses into the blood, and carbon dioxide diffuses out.
3) Why Is Oxygen Necessary for Our Body?
- Oxygen is required for the production of energy from the digested food.
- Hence, it plays a vital role in the proper functioning, growth, and development of the body.
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