Question

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Answer 1

Answer:

Stomata are tiny pores or opening on the surface of a leaf. Functions of stomata: (i) Evaporation of water in plants in the form of vapour takes place through stomata during transpiration. (ii) Exchange of gases (oxygen and carbon dioxide) also takes place through stomata. {class 7}

Answer 2

Answer:

Stomata (Fig. 1) are small pores on the surfaces of leaves and stems, bounded by a pair of guard cells, that control the exchange of gases—most importantly water vapour and CO2—between the interior of the leaf and the atmosphere.

Explanation:

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