ICSE Class X Biology 2016 Solved Papers

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SECTION - II

The figure given below is a diagrammatic representation of a part of the cross section of the root in the root hair zone. Study the same and then answer the questions that follow :
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Question : 34 of 93
 
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Name the pressure that is responsible for the movement of water in the direction indicated by the arrows. Define it.
Solution:
Osmotic pressure. The pressure exerted by a solution to prevent the entry of water molecules through the semi-permeable membrane is called Osmotic pressure.
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