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  3. 9th Class
  4. Science
  5. Natural resources

9th Class Science Natural resources Question Bank Natural Resources

  • question_answer
    Identify the labelled parts P and R in the given cycle:

    A)
    P R
    Photosynthesis Nitrogen

    B)
    P R
    Respiration Combustion

    C)
    P R
    Excretion Oxygen

    D)
    P R
    Photosynthesis Carbon dioxide

    Correct Answer: D

    Solution :

    P is photosynthesis and R is carbon dioxide.


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