The earth’s atmosphere contains 99 percent oxygen, which is essential for life.
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false. nitrogen is in large amount mate 70+ is nitrogen only
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this is a wrong statement .
CORRECT :-
earth's atmosphere has 21 % of Oxygen 78% of Nitrogen and 1% of other gases.
CORRECT :-
earth's atmosphere has 21 % of Oxygen 78% of Nitrogen and 1% of other gases.
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