Diffusion of substances inside cell occurs due to:

Difference in velocity of molecules

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Difference in colour of a substance

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Difference in energy

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Difference in concentration of a substance

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Solution

The correct option is D
Difference in concentration of a substance

Diffusion is the spontaneous movement of particles from an area of high concentration to an area of low concentration until the concentrations are equalized.

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Similar questions

Q. Assertion :Water that enters into a plant cell through diffusion makes it turgid. Reason: Entry of water into the cell through diffusion develops wall pressure inside the cell.

Q. How would the gaseous exchange or the passage of water inside and outside the cell occur without diffusion or osmosis?

Which of the following statements are wrong?
(i) Mass flow of substances inside the plant is the result of pressure differences between the two points.
(ii) Diffusion cannot account for long distance movement of water and solutes in plants.
(iii) Movement through apoplast does not involve crossing the cell membrane.

Cells have a __(large / small) surface area for greater diffusion of substances in and out of cell.

Which of the following statements are true/false?

a. The positive hydrostatic pressure is called turgor pressure.

b. Wall pressure is exerted to prevent the increase of protoplasm size.

c. Diffusion is more rapid in liquids than in gases.

d. Diffusion of water through a semi-permeable membrane is called imbibition.

e. Osmosis is the movement of substances which occurs along a diffusion gradient.

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Diffusion of substances inside cell occurs due to:

The correct option is D Difference in concentration of a substanceDiffusion is the spontaneous movement of particles from an area of high concentration to an area of low concentration until the concentrations are equalized.

The correct option is D
Difference in concentration of a substance

Diffusion is the spontaneous movement of particles from an area of high concentration to an area of low concentration until the concentrations are equalized.