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प्रश्न
Multiple Choice Question:
Osmosis involves:
विकल्प
Cell to cell movement of water
Movement of water through cortical cells
Adiva absorption of water through roots
All of the above
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उत्तर
All of the above
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संबंधित प्रश्न
A candidate in order to study the process of osmosis has taken 3 potato cubes and put them in 3 different beakers containing 3 different solutions. After 24 hours, in the first beaker the potato cube increased in size, in the second beaker the potato cube decreased in size and in the third beaker there was no change in the size of the potato cube. The following diagram shows the result of the same experiment:
(i) Give the technical terms of the solutions used in beakers, 1, 2 and 3.
(ii) In beaker 3, the size of the potato cube remains the same. Explain the reason in brief.
(iii) Write the specific feature of the cell sap of root hairs which helps in absorption of water.
(iv) What is osmosis?
(v) How does a cell wall and a cell membrane differ in their permeability?
Osmosis and diffusion are the same except that osmosis there is:
Give the equivalent terms for the following:
Pressure of the cell contents on the cell wall
Give two examples of turgor movements in plants.
Distinguish between the following:
Turgor pressure and osmotic pressure
Name the following:
The inward movement of solvent molecules through the plasma membrane of the cell.
Choose the correct answer:
Plasmolysis will occur when the cell is placed in a __________
Give Reasons for the following.
The raisins swell up in the water.
Give Reasons for the following.
Plants growing in fertilized soil are often found to wilt if the soil is not adequately watered. Why?
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Osmosis is defined as the movement of water from a concentrated sugar solution to a dilute sugar solution.
