Q2 of 67 Page 48

A plant cell placed in a certain solution got plasmolysed. What was the kind of solution?

In this condition, the solution outside the cell has a higher solute concentration than the fluids inside the cell. Consequently, the water molecules from the interior of the cell will move out leading to plasmolysis of the cell.

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4

Look at Fig. 4.18 on the next page. Why has the stem below the ring stopped growing and even slightly decayed?

 1

Absorption of water by the plant cells by surface attraction is called:

 3

The state of a cell in which the cell wall is rigid and stretched by the increase in volume due to the absorption of water is called

 4

Which one of the following is a characteristic NOT related with the suitability of the roots for absorbing water?