1.

    A plant cell is placed in a solution with a water potential of -0.8 MPa. The cell's initial solute potential is -1.2 MPa and its pressure potential is 0.4 MPa. After equilibration, which of the following statements about the cell's state is MOST accurate?

    A

    The cell will be turgid, with a pressure potential greater than 0.4 MPa.

    B

    The cell will be flaccid, with a pressure potential of zero.

    C

    The cell will be plasmolyzed, with a pressure potential of zero.

    D

    The cell will experience incipient plasmolysis, with a pressure potential slightly above zero.

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    Related Questions

    1.

        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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    3.

        If flowers are cut and dipped in dilute NaCl solution, then

    A

        Transpiration is low

    B

        Endosmosis occurs

    C

        No bacterial growth takes place

    D

        Absorption of solute inside flower cell takes place

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    8.

    Which of the following best describes plasmolysis in a plant cell?

    A

    Shrinking of the protoplasm away from the cell wall due to water loss.

    B

    Swelling of the protoplasm due to water gain.

    C

    Bursting of the cell wall due to excessive water intake.

    D

    Movement of the cell nucleus towards the center of the cell.

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