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प्रश्न
The following diagram represents a plant cell after being placed in a strong sugar solution.
Guidelines 1 to 5 indicate the following
(1)Cell wall, (2) Strong sugar solution, (3) Protoplasm (4) Large vacuole, (5) Nucleus
(1)What is the state of the cell shown in the cell shown in the diagram?
(2)Name the structure which acts as a selectively permeable membrane.
(3)If the cell had been placed in distilled water instead of strong sugar solution, which feature would not have been seen?
(4)Name any one feature of this plant cell which is not present in an animal cell.
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उत्तर
(1)The cell is flaccid i.e. it is plasmolyse
(2)Plasma Membrane
(3)Plasmolysis would not occur and flaccidity would not be seen i.e. the protoplasm would not have shrunken away from the cell wall
(4)Cell Wall is absent in animal cell.
संबंधित प्रश्न
The bending movements of certain flowers towards the sun and the sleep movements of certain plants at night are examples of ______.
Show by a series of diagrams, the change which a plant cell will undergo when placed in
Hypotonic salt solution
Define the following:
Hypertonic solution
Distinguish between the following:
Turgor pressure and osmotic pressure
Explain why:
We gargle with saline solution in case of throat infection.
Choose the correct answer:
Osmosis involves diffusion of ___________
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:
Comment on the nature (tonicity) of the liquid surrounding the cell.
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.
It is necessary to maintain a normal osmotic concentration of the blood.
Name the following:
Name the process by which water enters the root hair cell.
