Advertisements
Advertisements
प्रश्न
Give a diagrammatic representation of plasmolysis in a cell.
Advertisements
उत्तर
(a) A cell in normal turgid condition
(b) - (d) Successive stages in shrinkage of protoplasm from the cell well after being placed in a hypertonic solution. Diagrammatic representation of plasmolysis in a cell
APPEARS IN
संबंधित प्रश्न
Movement of molecules of a substance from the region of their higher concentration to the region of their lower concentration without the involvement a separating membrane, is called
Give two examples of turgor movements in plants.
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.
Choose the correct answer:
If a marine plant is transferred to fresh water, it bursts due to ___________
Mention whether the following statement is true (T) or false (F) and give explanation in support of your answer.
Plasmolysis is reverse of deplasmolysis.
Two potato cubes each 1 cm3 in size, were placed separately in two containers (A and B), the container A having water and the other (B) containing concentrated sugar solution. After 24 hours when the cubes were examined, those placed in water were found to be firm and had increased slightly in size and those placed in concentrated sugar solution were found to be soft and somewhat decreased in size. Use the above information to answer the questions that follow:
Account for the softness and decrease in size of the potato cubes which were placed in sugar solution.
Give Technical Term for the following.
The pressure which is responsible for the movement of water molecules across the cortical cells of the root.
When a cell in solution shrinks and loses its shape, then the solution is ______.
