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प्रश्न
A plant cell placed in a certain solution got plasmolysed. What was the kind of solution?
विकल्प
Isotonic sugar solution
Hypotonic salt solution
Hypertonic salt solution
Isotonic salt solution
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उत्तर
Hypertonic salt solution
संबंधित प्रश्न
Differentiate between Turgor pressure and Wall pressure (explain)
What is responsible for guttation?
Name the following:
Movement of molecules from a region of high concentration to a region of low concentration.
Give at least three uses of water to green plants
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.
The pressure which is responsible for the movement of water molecules across the cortical cells of the root.
Multiple Choice Question:
In the process of osmosis in a cell:
DPD of a cell can be expressed as ______
