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प्रश्न
Define the following:
Diffusion
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उत्तर
Diffusion - It is the movement of molecules or ions from a region of higher concentration to a region of lower concentration to equalize the concentration of the two regions.
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संबंधित प्रश्न
Give the appropriate biological or technical term for the following.
Movement of molecules of a substance from their higher concentration to lower concentration when they are in direct contact.
Osmosis and diffusion are the same except that osmosis there is:
Show by a series of diagrams, the change which a plant cell will undergo when placed in
Hypertonic salt solution
Mention whether the following statement is true (T) or false (F) and give explanation in support of your answer.
Plasmolysis is reverse of deplasmolysis.
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.
Differentiate between:
Osmosis and Diffusion
Give Technical Term for the following.
The pressure which is responsible for the movement of water molecules across the cortical cells of the root.
Give Technical Term for the following.
The condition in which the water from a cell is completely removed due to exosmosis and no more shrinkage is possible.
Name the following:
Name the process by which water enters the root hair cell.
