7th Class Science Respiration in Organisms Question Bank Respiration in organisms

  • question_answer
    What will happen when the thin rubber sheet is pushed upwards?

    A)  Air is pulled in

    B)  Air is forced out

    C)  Air pressure in the bell jar increases

    D)  No change

    Correct Answer: B

    Solution :

    In the given experimental setup when the rubber sheet is pushed upwards air is forced out.


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