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Environmental Issues — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYEnvironmental Issues1 Mark
MCQ
World climate is threatened by increase in the concentration of:
  • A
    Oxygen
  • B
    Nitrogen
  • C
    Water vapours
  • ✓
    Carbon dioxide
✓

Answer

Correct option: D.
Carbon dioxide

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