2. Questions Bank
  3. 9th Class
  4. Science
  5. Natural resources

9th Class Science Natural resources Question Bank Natural Resources

  • question_answer
    The atmosphere of the earth is heated by radiations which are mainly:

    A) Radiated by the sun

    B) Re-radiated by land

    C) Re-radiated by water

    D) Re-radiated by land and water

    E) None of these

    Correct Answer: D

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