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NEET2008BotanyEnvironmental IssuesActual

Which one of the following is the correct percentage of the two (out of the total of 4) green house gases that contribute to the total global warming?

Options

  1. AMethane 20 %, ~N ₂ O 18 %
  2. BCFCs 14%, Methane 20%
  3. CCO ₂ 40 % , CFSs 30 %
  4. DN ₂ O 6 %, CO ₂ 86 %

Correct answer

B. CFCs 14%, Methane 20%

Step-by-step solution

CFC 14 % , methane 20 % : For CO ₂ it is 60 % and for N ₂ O it is 6 %

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