Advertisements
Advertisements
प्रश्न
Name the following:
Condition of cell in which the cell content are shrunken.
Advertisements
उत्तर
Plasmolysed
APPEARS IN
संबंधित प्रश्न
A plant cell placed in a certain solution got plasmolysed. What was the kind of solution?
Name the following:
The condition of a cell placed in a hypotonic solution.
Name the following:
The pressure with which the molecules of a substance diffuse.
Choose the correct answer:
Grapes when placed in a strong sugar solution shrink because of __________
Give at least three uses of water to green plants
Give Reasons for the following.
Salt and sugar are used in preserving food.
In an experiment, two sets of apparatus were set up as shown below:
In A there is a concentrated sugar solution inside the thistle funnel and red ink in the water outside the funnel. In B there is a concentrated glucose solution with red ink inside the thistle funnel and water outside the thistle funnel.
In both A and B the level of liquid inside the funnels rises up the tubes. In A the sugar solution turns red and in B, the water turns red.
Study the given observations and answer these questions:
- Name the process by which red ink moves in A and B.
- Which type of pressure forces the water molecules to move towards thistle funnels and cause a rise in the water level?
- Where does this process occur in plants and animals?
- What material could be used as a semi-permeable membrane?
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:
Plasma membrane controls:
The given statement is incorrect. Rewrite the correct statement:
Fresh water fish when placed in hypertonic salt solution absorb water and burst.
