2. Questions Bank
  3. 7th Class
  4. Science
  5. Transportation in Animals and Plants

7th Class Science Transportation in Animals and Plants Question Bank Transportation in Living Beings

  • question_answer
    Which of these organs excrete carbon dioxide gas?

    A)  P and Q only     

    B)  Q and R only     

    C)         R only                  

    D)         P and R only

    Correct Answer: C

    Solution :

    Carbon dioxide is expelled out from the lungs during respiration.


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