Demonstration of osmosis in raisins


 
 
Concept Explanation
 

Demonstration of osmosis in raisins

Demonstration of osmosis in raisins: Put some dried raisins in a bowl. Partially fill it with water. After 10 minutes you will observe that the raisins swell up. This is due to endosmosis. Now put the swollen raisins in a concentrated salt solution. The raisins shrink as they lose water due to exosmosis.

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Sample Questions
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Question : 1

The swollen raisins are dipped in a concentrated _____________ solution.

Right Option : A
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Question : 2

To demonstrate the osmosis in raisins, we need to dip the raisins in ___________________.

Right Option : A
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Question : 3

When you dip the raisins in water, After 10 minutes you will observe that the raisins swell up. This is due to _______________________.

Right Option : B
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