Multiple choice

Which of the following is the major cause of global warming?

  1. Conservation of fossil fuels

  2. Decomposition of fossil fuels

  3. Burning of fossil fuels

  4. Degradation of natural resources
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Global warming is the process of increase in earth's temperature due to an increase in air pollution. One of the major gases responsible for pollution is CO2. Burning fossil fuels results in huge emissions of CO2, which causes global warming.

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