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Which gas is most abundant in the Earth's atmosphere?
Q. 4 of Quiz-2124 (Que-ID : 4755)
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 2 (previous year Questions - SSC CGL 2018) - attemp/practice
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