CMC Medical CMC-Medical Ludhiana Solved Paper-2008

  • question_answer
    The movement of solvent molecules through a semipermeable membrane is called

    A)  electrolysis      

    B)  electrophoresis

    C)  osmosis              

    D)  cataphoresis

    Correct Answer: C

    Solution :

                    When two solutions of different concentration (one may be solvent) are kept separated by semipermeable membrane, the   solvent molecules start flowing from dilute solution to concentrate solution. This phenomenon is called osmosis. Osmosis is a slow process and keeps on happening until the concentration of both solutions become equal.


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