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प्रश्न
The most appropriate characteristic of a semipermeable membrane is that
पर्याय
it has minute pores
it has no pores
it allows the solute to pass through but not the solvent
it allows a solvent to pass through freely but prevents the passage of the solute
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उत्तर
it allows a solvent to pass through freely but prevents the passage of the solute
संबंधित प्रश्न
Differentiate between the following:
Plasmolysis and deplasmolysis
Explain why:
We gargle with saline solution in case of throat infection.
Choose the correct answer:
Osmosis involves diffusion of ___________
Choose the correct answer:
Grapes when placed in a strong sugar solution shrink because of __________
What is the significance of diffusion?
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.
Give Technical Term for the following.
Solutions which have the same osmotic pressure.
Fill in the Blank
A plasmolysed cell has __________ protoplast.
Explain the Term:
Osmosis
