2. Sample Papers
  3. 4th Class
  4. Science

4th Class Science Sample Paper Science Olympiad Model Test Paper-21

  • question_answer
    The phrase 'lungs of nature' is used for

    A) Forests  

    B) Industries

    C) Gas balloons                 

    D) Villages

    E) None of these

    Correct Answer: A

    Solution :

    Not Available  


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