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Prepare for SSC, CGL, UPSC and more — daily GK practice
SSC, CGL, UPSC और अन्य परीक्षाओं की तैयारी — दैनिक GK अभ्यास

Greenhouse gases trap heat in the Earth's atmosphere, leading to the greenhouse effect. Which of the following is not a greenhouse gas?

  • Methane
  • Oxygen
  • Carbon dioxide
  • Nitrous oxide
Answer: 2