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Environmental Issues — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYEnvironmental Issues1 Mark
MCQ
Which one is not a pollutant normally?
  • A
    Hydrocarbons.
  • ✓
    Carbon dioxide.
  • C
    Carbon monoxide.
  • D
    Sulphur dioxide.
✓

Answer

Correct option: B.
Carbon dioxide.

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