📊 Geography
Q. Which gas is most abundant in Earth's atmosphere?
  • (A) Oxygen
  • (B) Carbon dioxide
  • (C) Nitrogen
  • (D) Hydrogen
✅ Correct Answer: (C) Nitrogen

Explanation: Nitrogen makes up about 78% of the Earth’s atmosphere.

Explanation by: Admin
Nitrogen makes up about 78% of the Earth’s atmosphere.

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