Question

paragraph writing on importance of air

Answer 1

The organisms living in the soil respire through oxygen present in this air. ... Hence plants and animals are interdependent and they maintain a balance between carbon dioxide and oxygen in the atmosphere. The article briefly describes the importance of airfor survival.

Answer 2

The alveoli in your lungs are covered with tiny blood vessels called capillaries. It's there, in your alveoli, that the oxygen in the air you breathe passes into your blood via the capillaries. ... Your cells need oxygen to convert the nutrients you eat into energy for your body.
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