Which of the following always involve the process of diffusion in living things?

Only (i) and (ii)

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Only (i) and (iii)

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Only (ii) and (iii)

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Only (iii) and (iv)

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Solution

The correct option is D Only (iii) and (iv)
Diffusion is the net movement of molecules or atoms from a region of high concentration to a region of low concentration.

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Which of the following always involve the process of diffusion in living things?

The correct option is D Only (iii) and (iv)Diffusion is the net movement of molecules or atoms from a region of high concentration to a region of low concentration.

The correct option is D Only (iii) and (iv)
Diffusion is the net movement of molecules or atoms from a region of high concentration to a region of low concentration.