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प्रश्न
Give reason for the following:
Potato cubes, when placed in water, become firm and increase in size.
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उत्तर
Potato cubes contain an excess of salts and sugars as compared to the water in which they are placed. Hence, due to endosmosis, water from the surrounding area enters the potato cubes, making them firm and increasing their size.
संबंधित प्रश्न
Differentiate between Diffusion and Osmosis (Definition)
Complete the following statements:
Hypotonic solution is one in which the solution kept outside the cell has lower solute concentration than ……………… the cell.
Give Reasons for the following.
The raisins swell up in the water.
Give Reasons for the following.
We gargle with saline water in case of throat infection.
Differentiate between:
Osmosis and Diffusion
Give Technical Term for the following.
Solutions which have the same osmotic pressure.
Name the following:
Name the process by which water enters the root hair cell.
Fill in the Blank
The pressure which develops in the cortical cells of root which force a part of the water upward ____________.
Fill in the Blanks
Diffusion is the movement of molecules from a region of their ________ concentration to the region of their ________ concentration.
Multiple Choice Question:
Marine fish when thrown under tap water bursts because of:
