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Natural Resources — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceNatural Resources1 Mark
MCQ
Green house effect is caused by:
  • A
    Green plants.
  • ✓
    Infrared rays.
  • C
    $UV-$rays.
  • D
    $X-$rays.
✓

Answer

Correct option: B.
Infrared rays.
Greenhouse gases trap infrared rays and stop them from escaping the earth’s surface thus causing global warming.

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