Which gas in the atmosphere is essential for respiration?

One Word/Term Answer

Oxygen is essential for respiration.

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Is there an error in this question or solution?

“Air is a mixture”. Support this statement citing at least three evidences.

Fill in the blank :

________ is the most abundant inert gas present in air.

Tick (√) the most appropriate answer.

A gas which dilutes the activity of oxygen in air is:

Classify Carbon monoxide. Also give a balanced equation to prepare it.

Fill in the blank

Green plants need ________________to prepare food.

Give word equation for the following conversion:

Nitrogen of the air to nitric oxide

Explain why mountaineers carry oxygen cylinders with them?

Air is a mixture of many _______.

The solid form of CO₂ is called dry ice which undergoes condensation.

Make sentences using the given set of words.

99%, oxygen, nitrogen, air, together