What is transpiration ? Write its significance.
Answers
Transpiration is the loss of water from a plant in the form of water vapor. Water is absorbed by roots from the soil and transported as a liquid to the leaves via xylem. In the leaves, small pores allow water to escape as a vapor.
Cools the surface of the leaves. Helps in growth and development. It controls the temperature of the plants. Allows the movement of minerals from the soil to different parts of the plant.
Answer:
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 also provides a significant cooling effect which keeps the plant from being over heated.