The gas present in the atmosphere which is essential for respiration is:
The gas present in the atmosphere which is essential for respiration is oxygen. Oxygen constitutes about 21% of the Earth's atmosphere.
The gas present in the atmosphere which is essential for respiration of plants is
Which gas in air is essential for respiration?
Which gas in air is essential for respiration in humans?
51 Explain what makes the carbon dioxide gas present in the air necessary for all in the atmosphere.