__________ process refers to the movement of solute molecules from a region of higher concentration to a region of lower concentration.

Active transport

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Diffusion

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Osmosis

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Imbibition

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Solution

The correct option is B Diffusion
Diffusion is the free movement of solid, gaseous, and liquid molecules from a region of higher concentration to a region of their lower concentration without the utilisation of energy. It is a passive process. In plants, minerals and salts are absorbed by the plant roots through diffusion.

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Question 6
Which among the following defines osmosis the best?

(a) Movement of water molecules from a region of higher concentration to a region of lower solute concentration through a semipermeable membrane
(b) Movement of solvent molecules from its higher concentration to a lower concentration
(c) Movement of solvent molecules from a higher concentration to a lower concentration of solution through a permeable membrane
(d) Movement of solute molecules from a lower concentration to a higher concentration of a solution through a semipermeable membrane

Q. Active transport is the movement of molecules across a cell membrane from a region of their lower concentration to a region of their higher concentration.

___ is the process of movement of molecules of matter from a region of higher concentration to a region of lower concentration.

The movement of molecules of matter from a region of higher concentration to a region of lower concentration is called ___

Osmosis is the movement of _________ molecules from a region of higher concentration to a region of lower concentration through a semipermeable membrane.

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