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Question
Explain why:
The leaves of wilted lettuce, if kept in cold water, become crisp.
Solution
The leaves of the wilted lettuce become crisp when kept in cold water because they take up water due to endosmosis in hypotonic solution.
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RELATED QUESTIONS
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]
Choose the correct answer:
Osmosis involves diffusion of ___________
Choose the correct answer:
Plasmolysis will occur when the cell is placed in a __________
Choose the correct answer:
Cell turgidity is caused by _______________
Give Reasons for the following.
Plants growing in fertilized soil are often found to wilt if the soil is not adequately watered. Why?
Fill in the Blank
When there is no movement of water in the cell from the outside medium, the medium is considered to be ______ to cell sap.
DPD of a cell can be expressed as ______
Define the following term:
Tonicity
