For respiration all living beings need oxygen. Also for combustion oxygen is essential. Oxygen dissolves in water which supports aquatic life. Therefore oxygen is called active air.
Answer:For respiration all living beings need oxygen. Also for combustion oxygen is essential. Oxygen dissolves in water which supports aquatic life. Therefore oxygen is called active air.
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For respiration all living beings need oxygen. Also for combustion oxygen is essential. Oxygen dissolves in water which supports aquatic life. Therefore oxygen is called active air.
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Answer:For respiration all living beings need oxygen. Also for combustion oxygen is essential. Oxygen dissolves in water which supports aquatic life. Therefore oxygen is called active air.
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