Biology
A leaf cell of a water plant was placed in a liquid other than pond water. After sometime, it assumed a shape as shown below:
(a) Give the term for the state of the cell it has acquired.
(b) Name the structure which acts as a selectively permeable membrane.
(c) Comment on the nature (tonicity) of the liquid surrounding the cell.
(d) Name any one feature of this plant cell which is not present in an animal cell.
(e) Redraw in the space provided, the diagram of the cell if it is soon placed in ordinary water for some time.
Roots Absorption
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Answer
(a) Flaccid cell
(b) Plasma membrane
(c) The liquid surrounding the cell is hypertonic solution. It has higher solute concentration outside the cell than the fluids inside the cell.
(d) Cell wall
(e) The cell will become turgid as follows:
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