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प्रश्न
Give Reasons for the following.
Salt and sugar are used in preserving food.
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उत्तर
Salt and sugar increase the concentration of food, destroying bacteria by plasmolysis.
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संबंधित प्रश्न
Differentiate between Diffusion and Osmosis (Definition)
The bending movements of certain flowers towards the sun and the sleep movements of certain plants at night are examples of ______.
(a) Mention whether the following statement is true (True) or false (False)
(b) Correct the false statement by altering the last word only.
A plant cell placed in hypotonic solution gets Plasmolysed.
Distinguish between the following:
Filtration and diffusion
Choose the correct answer:
If a marine plant is transferred to fresh water, it bursts due to ___________
Give Technical Term for the following.
A solution whose concentration is equal to the cell sap.
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.
Explain the Term:
Osmosis
DPD of a cell can be expressed as ______
