WBCS.LIVE practice question

Which of the following is considered the primary greenhouse gas responsible for global warming?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Oxygen
  2. Nitrogen
  3. Carbon Dioxide
  4. Hydrogen

Correct answer and explanation

Correct answer: Carbon Dioxide

Explanation: ✅ Correct Answer: C) Carbon Dioxide 📚 Explanation: Carbon dioxide (CO₂) is the most significant long-lived greenhouse gas in Earth's atmosphere. It traps heat escaping from the Earth's surface, leading to the greenhouse effect and a gradual rise in global temperatures. Human activities, particularly the burning of fossil fuels and deforestation, have significantly increased its concentration since the industrial revolution.