Question

Breathing 1 Breathing is a mechanical process. 2. It is pumping of air into and out of the lungs. Respiration 2 Respiration is a biochemical process 2. It involves 0) exchange of gases between blood and a in lungs and between blood and cells (1) oxidation of foodstuff inside the cells to release energy 3. It provides oxygen to the body cells for respiration 3. It provides energy to the body cells for various activities 4. It occurs in lungs, outside the cells. 4. It occurs in lungs, outside cells and within the cells​

Answer 1

Answer:

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Explanation:

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