Multiple choice general knowledge

Greenhouse Gases are

  1. carbon dioxide

  2. water vapor

  3. nitrous oxide

  4. methane
Reveal answer Fill a bubble to check yourself
A,B,C,D Correct answer
Explanation

All four are major greenhouse gases. Carbon dioxide (CO2) from fossil fuels, water vapor (the most abundant), nitrous oxide (N2O) from agriculture, and methane (CH4) from livestock and waste all trap heat in Earth's atmosphere.

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