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प्रश्न
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.
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उत्तर
(1) The process is called osmosis.
(ii) This process occurs in the root hair cells of plants.
(iii) The solution placed inside the dialysis tubing is generally strong sugar solution or salt solution.
(iv) The level of the solution in the capillary tube rises above the original level.
(v) Osmosis is a physiological process where the water molecules or solvent molecules move through a semi-permeable membrane from a solution having a higher concentration of solvent molecules to the solution having a lower concentration of water or solvent molecules.
संबंधित प्रश्न
Complete the following statements:
Hypotonic solution is one in which the solution kept outside the cell has lower solute concentration than ……………… the cell.
Name the following:
The inward movement of solvent molecules through the plasma membrane of the cell.
Name the following:
Movement of molecules from a region of high concentration to a region of low concentration.
Choose the correct answer:
Cell turgidity is caused by _______________
Give Reasons for the following.
Freshwater fish cannot survive in seawater.
Name the following:
Name the process by which water enters the root hair cell.
Explain the term:
Plasmolysis
DPD of a cell can be expressed as ______
Name the two organelles in a plant cell that contain their own genetic material and ribosomes.
When a cell in solution shrinks and loses its shape, then the solution is ______.
