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Which of the following is considered as an essential step in the exchange of gases during respiration and photosynthesis?
Question

Which of the following is considered as an essential step in the exchange of gases during respiration and photosynthesis?

A.

Diffusion

B.

Osmosis

C.

Plasmolysis

D.

Imbibition

Correct option is A

Diffusion is the essential process for the exchange of gases (CO₂ and O₂) during respiration and photosynthesis in plants.

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