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Railways General Science & Technology Plant Physiology Sample Paper Plant Physiology Sample Test Paper-28

  • question_answer
    When dried raisins are put in plain water, they swell up. If put again in brine solution, they shrivel up. This phenomenon indicates the property of

    A)  Diffusion          

    B)  Perfusion

    C)  Osmosis           

    D)  Fusion

    Correct Answer: C

    Solution :

    [c] Diffusion of water across a semi permeable membrane is called osmosis. Due to osmosis raisins when put in plain water swells up whereas when put again in brine solution, they shrivel up.


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