Multiple choice

Global warming is due to higher concentration of which gas?

  1. Oxygen

  2. Methane

  3. Chlorine

  4. CO2
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Global warming is primarily caused by the increased concentration of greenhouse gases, with Carbon Dioxide (CO2) being the most significant contributor due to human activities like burning fossil fuels.

Keep practicing — related questions