2. Sample Papers
  3. Railways
  4. General Science & Technology
  5. Pollution of Air and Water

Railways General Science & Technology Pollution of Air and Water Sample Paper Air Pollution Sample Test Paper-20

  • question_answer
    Gradual warming of the atmosphere due to trapping of long wave radiations is called

    A)  Air heating       

    B)  photosynthesis

    C)  Air pollution

    D)  greenhouse effect

    Correct Answer: D

    Solution :

    [d] Gradual warming of the atmosphere due to trapping of long wave radiations (infrared raditions) is called global warming. Global warming may cause the polar ice caps to melt, raising sea levels and possibly flooding many low-lying areas of land.


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