Advertisements
Advertisements
प्रश्न
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.
Advertisements
उत्तर
Plasmolysis
APPEARS IN
संबंधित प्रश्न
Differentiate between the following pairs on the basis of what is indicated in the brackets.
Hypotonic solution and Hypertonic solution [condition of a plant cell when placed in them]
Distinguish between the following:
Filtration and diffusion
Explain why:
We gargle with saline solution in case of throat infection.
Choose the correct answer:
Grapes when placed in a strong sugar solution shrink because of __________
Give Reasons for the following.
Freshwater fish cannot survive in seawater.
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?
Give Technical Term for the following.
A solution whose concentration is equal to the cell sap.
Explain the term:
Plasmolysis
Define the following term:
Osmotic Pressure
Define the following term:
Tonicity
