Advertisements
Advertisements
प्रश्न
Name the following:
The inward movement of solvent molecules through the plasma membrane of the cell.
उत्तर
Endosmosis
संबंधित प्रश्न
Give reason for the following:
Potato cubes, when placed in water, become firm and increase in size.
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.
Explain why:
We gargle with saline solution in case of throat infection.
Explain why:
Bacteria and fungi do not grow in pickles, jams, jellies and squashes.
Differentiate between the following
Endosmosis and Exosmosis
Give a diagrammatic representation of plasmolysis in a cell.
Fill in the Blanks
Diffusion is the movement of molecules from a region of their ________ concentration to the region of their ________ concentration.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Cells that have lost their water content are said to be deplasmolysed.
Multiple Choice Question:
Osmosis involves:
Name the two organelles in a plant cell that contain their own genetic material and ribosomes.
