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Doctors Medicines MCQs Q&A

  1. N2O-6%, CO2 -86%
  2. Methane-20%, N2O-18%
  3. CFCs -14%, Methane-20%
  4. CO2-40%,CFCs-30%
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1 Answers

Answer: Option 2

Methane-20%, N2O-18% is the correct percentage of the two green house gases that contribute to the total global warming.

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