Answer of q21 q22 q23

Ans 21. (b) since epidermis is only single layer of cells that covers leaves flowers fruits and stems of plants. Ans 22.(a) since guard cells are the kidney shaped structures which are forming the stomatal pore and IV labelling which is labelled as stomata is stomatal pore not stomata. Ans 23. II>III>I Less starch will be formed in that leaf which has almost most of its parts covered and vice versa Hey please thumbs up.

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