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Environmental Issues — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYEnvironmental Issues1 Mark
MCQ
The $\mathrm{CO}_2$ content by volume, in the atmospheric air is about.
  • ✓
    $0.0314\%$
  • B
    $0.34\%$
  • C
    $3.34\%$
  • D
    $4\%$
✓

Answer

Correct option: A.
$0.0314\%$

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