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Our Environment — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceOur Environment1 Mark
MCQ
$\mathrm{O}_2$ is converted into $\mathrm{O}_3$ by the action of :
  • A
    Infrared radiations.
  • ✓
    Ultraviolet radiations.
  • C
    Gamma radiations.
  • D
    Cosmic radiations.
✓

Answer

Correct option: B.
Ultraviolet radiations.
Oxygen is converted into ozone by ultraviolet radiations.

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