Advertisements
Advertisements
Question
Define the following term:
Tonicity
Advertisements
Solution
The relative concentration of the solutions that determines the direction and extent of diffusion is called tonicity.
APPEARS IN
RELATED QUESTIONS
Leaves of the sensitive plant wilt and droop down on a slight touch. What mechanism brings about this change?
Distinguish between the following:
Plasmolysis and deplasmolysis
Name the following:
Condition of cell in which the cell contents are shrunken.
Choose the correct answer:
Plasmolysis will occur when the cell is placed in a __________
A leaf cell of a water plant was placed in a liquid other than pond water. After sometime, it assumed a shape as shown below:

Comment on the nature (tonicity) of the liquid surrounding the cell.
Give Reasons for the following.
Freshwater fish cannot survive in seawater.
Give a diagrammatic representation of plasmolysis in a cell.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
During exosmosis, water moves from inside the cell to the outside of the cell.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Cells that have lost their water content are said to be deplasmolysed.
Explain the Term:
Osmosis
