Question

what us meant by transpiration​

Answer 1

Transpiration is the loss of water in the form of water vapours from the aerial surface of the plants. Stomatal transpiration, cuticular transpiration and lenticular transpiration are the modes of transpiration. Stomata are surrounded by guard cells.

Answer 2

Answer:

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Transpiration is the process of water movement through a plant and its evaporation from aerial parts, such as leaves, stems and flowers. Water is necessary for plants but only a small amount of water taken up by the roots is used for growth and metabolism.