Global warming is due to greenhouse effect. The greenhouse gas include:
A
CO2
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B
Methane
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C
Both a & b
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D
Chlorine
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Solution
The correct option is C Both a & b Global warming is due to Green Effect due to an increase in the concentration of CO2,CH4by human activities like burning fossil fuels.
( Global warming in the overall temperature of the Earth's atmosphere due to the greenhouse effect caused by the increased levels of CO2, CH4 and other pollutants. )