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प्रश्न
उत्तर
Plants die when salt is sprinkled over them due to plasmolysis of cells. The salt makes the solution hypertonic inside the plant cells which lead to shrinkage of cells or exosmosis.
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संबंधित प्रश्न
Differentiate between Turgor pressure and Wall pressure (explain)
A plant cell placed in a certain solution got plasmolysed. What was the kind of solution?
Give the equivalent terms for the following:
Pressure of the cell contents on the cell wall
Explain why:
Bacteria and fungi do not grow in pickles, jams, jellies and squashes.
Explain why:
The leaves of wilted lettuce, if kept in cold water, become crisp.
Two potato cubes each 1 cm3 in size, were placed separately in two containers (A and B), the container A having water and the other (B) containing concentrated sugar solution. After 24 hours when the cubes were examined, those placed in water were found to be firm and had increased slightly in size and those placed in concentrated sugar solution were found to be soft and somewhat decreased in size. Use the above information to answer the questions that follow:
Name and define the physical process being investigated in this experiment.
Differentiate between the following
Endosmosis and Exosmosis
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.
Explain the Term: Exosmosis
