Question

Write down the composition of air.Why is air called the breath of life?​

Answer 1

Answer:

Air is a mixture of many gases like nitrogen, oxygen, carbon dioxide and water vapour. Oxygen gas present in air is essential to living organisms for respiration. That is why air is called breath of life.

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Answer 2

Answer:

Explanation:

Air is called the breath of life because it contains all necessary gases that are required for the survival of life forms on this planet. It is a mixture of gases such as nitrogen, oxygen, argon and carbon dioxide. It also contains water vapour and suspended dust particles.