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Pollution and its Effects on Climate and Environment — Biology STD 10 — Question

ICSE BoardEnglish MediumSTD 10BiologyPollution and its Effects on Climate and Environment1 Mark
MCQ
The greenhouse effect is:
  • A
    Filtering of light rays of specific wavelengths by Earth's atmosphere
  • ✓
    Trapping of heat by gases in the Earth's atmosphere
  • C
    Reduction in the amount of CO2 level in Earth's atmosphere
  • D
    Increase in the global plant growth due to enhanced photosynthesis
✓

Answer

Correct option: B.
Trapping of heat by gases in the Earth's atmosphere
b

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