which are the two main gases of the atmosphere
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Nitrogen (78%) and oxygen (21%)
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ANSWER:
Nitrogen and Oxygen are the two important gases present in the atmosphere.
EXPLANATION:
Nitrogen and Oxygen makes about 99% on the earth's atmosphere where nitrogen accounts for 78% and Oxygen accounts for about 21%. These gases are responsible for supporting the lives of the organisms in the earth.
Oxygen is being present in abundance and it is primarily originated as a result of photosynthesis in plants. Nitrogen present in the atmosphere is not so reactive when compared to oxygen.
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