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प्रश्न
The highest water potential (capacity to move out higher concentrated solution) is that of ______.
The highest water potential is that of ______
पर्याय
Pure water
10% salt solution
Honey
50% sugar solution
10% sugar solution
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उत्तर
Pure water
Explanation:
Water potential is the ability of water to migrate towards a more concentrated solution. It is the highest for pure water.
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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]
A plant cell placed in a certain solution got plasmolysed. What was the kind of solution?
Osmosis and diffusion are the same except that osmosis there is:
The space between the cell wall and plasma membrane in a plasmolysed cell is filled with ______.
Define the following:
Hypertonic solution
Distinguish between the following:
Hypotonic and Hypertonic solutions
Choose the correct answer:
Osmosis involves diffusion of ___________
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:
Name and define the physical process being investigated in this experiment.
The diagram given below is of an experiment just at the start. Study the diagram carefully and answer the following questions :
(i) What does the experiment demonstrate?
(ii) Define, the process demonstrated in the experiment.
(iii) What changes are observed after a few hours?
(iv) Give two examples of a semi-permeable membrane.
(v) Which limb of the U-tube contains a more concentrated sucrose solution, A or B?
(vi) Why is the membrane separating the two solutions labeled as semi-permeable membrane?
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Plasmolysis makes the cell turgid.
