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Natural Resources — Science STD 9 — Question

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

Answer

Correct option: B.
$IR$ rays
$IR$ rays

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