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Question
Give Technical Term for the following.
A solution whose concentration is greater than that of the cell sap.
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Solution
Hypertonic
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RELATED QUESTIONS
Mention whether the following statement is true or false. Correct the false statement by altering the last word only.
Addition of salt to pickles prevents growth of bacteria because they turn turgid.
The following diagram represents a plant cell after being placed in a strong sugar solution.
Guidelines 1 to 5 indicate the following
(1)Cell wall, (2) Strong sugar solution, (3) Protoplasm (4) Large vacuole, (5) Nucleus
(1)What is the state of the cell shown in the cell shown in the diagram?
(2)Name the structure which acts as a selectively permeable membrane.
(3)If the cell had been placed in distilled water instead of strong sugar solution, which feature would not have been seen?
(4)Name any one feature of this plant cell which is not present in an animal cell.
Show by a series of diagrams, the change which a plant cell will undergo when placed in
Hypertonic salt solution
Define the following:
Diffusion
Distinguish between the following:
Turgor pressure and osmotic pressure
The diagram below represents an experimental set up to demonstrate a vital process. Study the same and then answer the questions that follow:
(i) Name the process.
(ii) Define the above named process.
(iii) What would you observe in the experimental setup after an hour or so?
(iv) What control experiment can be set up for the above experiment?
(v) Keeping in mind the root hair cell and its surrounding name the part that corresponds to (1) Concentrated sugar solution, (2) Parchment paper, (3) Water in the beaker.
(vi) Name any other substance that can be used instead of parchment paper in the above experiment.
(vii) Mention two advantages of this process to the plant.
Name the following:
The movement of a liquid through a selectively permeable membrane.
Name the following:
Name the process by which water enters the root hair cell.
Fill in the Blank
When there is no movement of water in the cell from the outside medium, the medium is considered to be ______ to cell sap.
The given statement is incorrect. Rewrite the correct statement:
Fresh water fish when placed in hypertonic salt solution absorb water and burst.
