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प्रश्न
Choose the correct answer:
If a marine plant is transferred to fresh water, it bursts due to ___________
विकल्प
exosmosis
endosmosis
plasmolysis
diffusion
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उत्तर
If a marine plant is transferred to fresh water, it bursts due to endosmosis
APPEARS IN
संबंधित प्रश्न
Give the appropriate biological or technical term for the following.
Movement of molecules of a substance from their higher concentration to lower concentration when they are in direct contact.
Differentiate between the following:
Plasmolysis and deplasmolysis
Give reason for the following:
Potato cubes, when placed in water, become firm and increase in size.
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.
Define the following:
Diffusion
Distinguish between the following:
Plasmolysis and deplasmolysis
Choose the correct answer:
Cell turgidity is caused by _______________
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:
Account for the softness and decrease in size of the potato cubes which were placed in sugar solution.
Differentiate between the following
Endosmosis and Exosmosis
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Osmosis is defined as the movement of water from a concentrated sugar solution to a dilute sugar solution.
