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Absorption by Roots — Biology STD 10 — Question

ICSE BoardEnglish MediumSTD 10BiologyAbsorption by Roots3 Marks
Question
The diagram given below represents a plant cell after being placed in a strong sugar solution:

Image
(i) What is the state of the cell shown in the diagram?
(ii) Name the structure that acts as a selectively permeable membrane.
(iii) How can the above cell be brought back to its original condition? Mention the scientific term for the recovery of the cell.
✓

Answer

(i) The cell shown in given diagram is plasmolysed cell.
(ii) Cell membrane (3) acts as a selectively permeable membrane.
(iii) The plasmolysed cell should be placed in normal water which will bring back the cell to its original condition. The term used for the recovery of a plasmolysed cell is known as deplasmolysis.

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