Breathing vs Respiration Video Lecture | Science Class 7 (Old NCERT)

1. What is the difference between breathing and respiration? $#
Ans. Breathing is the physical process of inhaling oxygen and exhaling carbon dioxide, while respiration is the chemical process where cells break down glucose to release energy.

2. How are breathing and respiration related to each other? $#
Ans. Breathing provides the necessary oxygen for respiration to occur in the cells. Respiration then produces energy, which is used by the body for various functions.

3. Can a person survive without breathing? $#
Ans. No, a person cannot survive without breathing as it is essential for the intake of oxygen, which is necessary for respiration to produce energy for the body.

4. What are the organs involved in the process of breathing and respiration? $#
Ans. The organs involved in breathing include the lungs, diaphragm, and trachea, while respiration occurs at the cellular level in the mitochondria of cells.

5. How can one improve their breathing and respiration? $#
Ans. Practice deep breathing exercises, maintain a healthy lifestyle, exercise regularly, and avoid smoking to improve breathing and respiration.