2. Sample Papers
  3. 7th Class
  4. General Knowledge

7th Class General Knowledge Sample Paper General Knowledge Sample Test Paper-8

  • question_answer
    Ozone is mainly present in which one of the following layers of the atmosphere?

    A)  Mesophere                   

    B)  Theromosphere

    C)  Troposphere                 

    D)  Stratosphere

    E)  None of these

    Correct Answer: D

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