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प्रश्न
What is the significance of diffusion?
उत्तर
Significance of Diffusion
(i) It helps in the exchange of respiratory gases.
(ii) It helps in the transport of food molecules without the plant body.
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संबंधित प्रश्न
Osmosis and diffusion are the same except that osmosis there is:
Name the following:
The condition of a cell placed in a hypotonic solution.
Complete the following statements:
Hypotonic solution is one in which the solution kept outside the cell has lower solute concentration than ……………… the cell.
Show by a series of diagrams, the change which a plant cell will undergo when placed in
Hypertonic salt solution
Distinguish between the following:
Plasmolysis and deplasmolysis
Choose the correct answer:
If a marine plant is transferred to fresh water, it bursts due to ___________
Give Reasons for the following.
Freshwater fish cannot survive in seawater.
The apparatus arranged here signifies an important process.
(i) Name the process.
(ii) Where does this process occur in plants?
(iii) What solution is placed inside the dialysis tubing?
(iv) What happens to the level of the solution in the capillary tube?
(v) Define the process mentioned in Q. (i) above.
Fill in the Blank
A plasmolysed cell has __________ protoplast.
Fill in the Blank
Raisin swells up when kept in a __________ solution.
