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प्रश्न
During a practical exam, a plant cell in a particular solution was placed under a compound microscope. Students were told to observe the cell and name the tonicity of the solution and mention the process that occurred in the cell.
विकल्प
Isotonic, Endosmosis
Hypotonic, Active Transport
Hypertonic, Endosmosis
Hypertonic, Exosmosis
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उत्तर
Hypertonic, Exosmosis
APPEARS IN
संबंधित प्रश्न
The highest water potential (capacity to move out higher concentrated solution) is that of ______.
Name the following:
The process by which raisins swell up when placed in a beaker of water.
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Cell turgidity is caused by _______________
What is the significance of diffusion?
Give Reasons for the following.
Drops of water on a leaf of plant like peepal does not enter the leaf by osmosis?
In an experiment, two sets of apparatus were set up as shown below:
In A there is a concentrated sugar solution inside the thistle funnel and red ink in the water outside the funnel. In B there is a concentrated glucose solution with red ink inside the thistle funnel and water outside the thistle funnel.
In both A and B the level of liquid inside the funnels rises up the tubes. In A the sugar solution turns red and in B, the water turns red.
Study the given observations and answer these questions:
- Name the process by which red ink moves in A and B.
- Which type of pressure forces the water molecules to move towards thistle funnels and cause a rise in the water level?
- Where does this process occur in plants and animals?
- What material could be used as a semi-permeable membrane?
Give Technical Term for the following.
A solution whose concentration is equal to the cell sap.
Name the following:
The pressure through which water can rise upto some feet.
Fill in the Blank
A plasmolysed cell has __________ protoplast.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The plasma membrane permits the passage of all solutes and water.
