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प्रश्न
Name the following:
Movement of molecules from a region of high concentration to a region of low concentration.
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उत्तर
Diffusion
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संबंधित प्रश्न
Differentiate between Diffusion and Osmosis (Definition)
Give the equivalent terms for the following:
Pressure of the cell contents on the cell wall
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.
Explain why:
Bacteria and fungi do not grow in pickles, jams, jellies and squashes.
Give Reasons for the following.
Freshwater fish cannot survive in seawater.
A plant cell kept in a drop of water was examined under the low power magnification of a microscope, as shown:
(i) What would you do to bring this cell back to its original condition?
(ii) What scientific term is used for such condition?
(iii) Draw the same cell if it is kept in a strong sugar solution.
Give Technical Term for the following.
Solutions which have the same osmotic pressure.
Explain the Term:
Osmosis
Explain the term:
Plasmolysis
