Transpiration
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.
Transpiration, Water loss from an aerial part in the form of water vapor. It occurs only during the day and us maximum at noon. It also occurs through stomata it may also take place through cuticles and lenticels.