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STD 12 - 11. organisms and populations — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 11. organisms and populations1 Mark
MCQ
Quantity of $CO_2$ in the atmosphere is about
  • A
    $0.003\%$
  • ✓
    $0.03\%$
  • C
    $0.3\%$
  • D
    $3.0\%$
✓

Answer

Correct option: B.
$0.03\%$
b
(b)Generally approximately $0.03\%$ or $300$ $ppm$ $C{O_2}$is present in atmosphere.

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