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SSC Geography Sample Paper NCERT Sample Paper-6

  • question_answer
    Which layer of atmosphere is vital for telecommunications?

    A)  Troposphere     

    B)  Thermosphere

    C)  Stratosphere     

    D)  Ionosphere

    Correct Answer: D

    Solution :

    [d] The ionosphere makes the radio communications possible by virtue of the fact this layer reflects the radio signals back to the earth.


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