Q41 / 199 · NEET 2008 (Mains) · Botany

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?

  • A
    Methane $20 \%, \mathrm{~N}_2 \mathrm{O} 18 \%$
  • Correct answer
    B
    CFCs 14%, Methane 20%
  • C
    $\mathrm{CO}_2 40 \%$, CFSs $30 \%$
  • D
    $\mathrm{N}_2 \mathrm{O} 6 \%, \mathrm{CO}_2 86 \%$

Solution

CFC $14 \%$, methane $20 \%$ : For $\mathrm{CO}_2$ it is $60 \%$ and for $\mathrm{N}_2 \mathrm{O}$ it is $6 \%$

Hence, the correct answer is option: 'B'.

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