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Which of the following gases is primarily responsible for the greenhouse effect caused by burning fossil fuels?

easy Q3 of 15
General Science - Physics (Basics)
Which of the following gases is primarily responsible for the greenhouse effect caused by burning fossil fuels?
AHydrogen
BOxygen
CNitrogen
DCarbon dioxide
Step-by-Step Solution
  1. Step 1: Identify greenhouse gases

    Carbon dioxide is a major greenhouse gas released during combustion of fossil fuels.
  2. Step 2: Eliminate other gases

    Oxygen and nitrogen are abundant atmospheric gases but not greenhouse gases; hydrogen is not a greenhouse gas.
  3. Final Answer:

    Carbon dioxide → Option D
  4. Quick Check:

    Greenhouse gas from fossil fuels = Carbon dioxide ✅
Quick Trick: Greenhouse gas from combustion = CO₂
Common Mistakes:
MISTAKES
  • Confusing oxygen or nitrogen as greenhouse gases.
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