Question

Write about Air..........​

Answer 1

Answer:

Air is the composition of many gases.for eg oxygen,carbon, nitrogen etc.and all present in different composition

Answer 2

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Write about Air..........

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We know that all living organisms need air for their survival.Air is a mixture of several gases.Oxygen, nitrogen and carbon dioxide are the important gases present in air. Plants and animals use for respiration.Plants consumes carbon dioxide for photosynthesis and release oxygen back into the atmosphere.

Besides oxygen, nitrogen and carbon dioxide, small amounts of other gases, very many bacteria and viruses, and dust are also present in air.Clean air is essential for our health; as it provides the oxygen that is necessary to sustain life.

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