1.

    During plasmolysis, the cell membrane separates from the cell wall. This separation is primarily due to:

    A

    The expansion of the cell wall due to increased turgor pressure.

    B

    The shrinking of the protoplast due to water loss.

    C

    The breakdown of the cell wall by hydrolytic enzymes.

    D

    The active transport of water out of the cell.

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    3.

        RBC and a plant cell (with thick cell wall) are placed in distilled water. The solute concentration is the same in both the cells. What changes would be observed in them?

    A

        Both plant cell and RBC would not undergo any change

    B

        The RBC would increase in size and burst, while the plant cell would remain about the same size

    C

        The plant cell would increase in size and burst, while the RBC would remain about the same size

    D

        Both plant cell and RBC would decrease in size and collapse

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    5.

    Find the false statement.

    A

    DPD of turgid cell is zero

    B

    In a plasmolysed cell OP = TP

    C

    ψw{\psi _w} of pure water is zero

    D

    ψs{\psi _s} is always negative for a solution

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    8.

        What will happen, if a large amount of water enters in a plant cell?

    A

    TP of cell gets reduced

    B

    TP opposes the entry of water

    C

    Water potential of the cell become more negative

    D

        Water potential of the cell increases simultaneously

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