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प्रश्न
Explain why:
We gargle with saline solution in case of throat infection.
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उत्तर
Saline water is hypertonic. So any infectious agent such as bacteria in the throat gets plasmolysed and this cures the infection.
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संबंधित प्रश्न
Define the following:
Hypertonic solution
Distinguish between the following:
Plasmolysis and deplasmolysis
Name the following:
The pressure with which the molecules of a substance diffuse.
Name the following:
Two solutions having same concentrations.
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:
Redraw in the space provided, the diagram of the cell if it is soon placed in ordinary water for some time.
Give Reasons for the following.
Plants begin to die when the excess of soluble fertilizers are added to the soil?
Name the following:
Name the process by which water enters the root hair cell.
Name the following:
The process by which raisins swell up when placed in a beaker of water.
Multiple Choice Question:
In the process of osmosis in a cell:
Explain the term:
Plasmolysis
