Question

Explain the respiration process. Also explain the two types of respiration with the help of chemical reaction. for class 7th ​

Answer 1

Answer:

We obtain oxygen from the air around us with the help of nose and lungs. ... The process of throwing air rich in carbon dioxide outside the body is called exhalation. Together, inhalation and exhalation is called breathing. Mechanism of Breathing: Air enters in the body through openings of the nose called nostrils.There are two types of cellular respiration (see Cellular Respiration concept): aerobic and anaerobic. One occurs in the presence of oxygen (aerobic), and one occurs in the absence of oxygen (anaerobic).

Explanation:

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