The air near the Earth's surface consists of _________________.

Oxygen and Nitrogen

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Oxygen and Carbon dioxide

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Nitrogen and Carbon dioxide

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None of these

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Solution

The correct option is A Oxygen and Nitrogen
The air near the surface consists of nitrogen- 78% and oxygen- 20.9%.
Thus option A is correct.
Carbon Dioxide is found in very low quantities i.e. 0.003% hence incorrect.

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The air near the Earth's surface consists of _________________.

The correct option is A Oxygen and NitrogenThe air near the surface consists of nitrogen- 78% and oxygen- 20.9%.Thus option A is correct.Carbon Dioxide is found in very low quantities i.e. 0.003% hence incorrect.

The correct option is A Oxygen and Nitrogen
The air near the surface consists of nitrogen- 78% and oxygen- 20.9%.
Thus option A is correct.
Carbon Dioxide is found in very low quantities i.e. 0.003% hence incorrect.