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Which gas is most abundant in the Earth's atmosphere?
Q. 22 of Quiz-2119 (Que-ID : 4713)
Which gas is most abundant in the Earth's atmosphere?
- Oxygen
- Carbon Dioxide
- Nitrogen
- Hydrogen
Ans → (C)
Explanation → Nitrogen makes up about 78% of the Earth's atmosphere.
This question is taken from this post → SSC/DSSSB Practice test Set-1 (Previous Year Questions) - attemp/practice
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