Question

The upward movement of water normally requires a pump in our house,but in tall trees water rises up without any external support​

Answer 1

Answer:

This is done through the vascular system of the tree. The xylem tissues (consisting of xylem parenchyma, xylem fibers, tracheids and vessels) form unidirectional conducting tissues throughout the plant body. ... Thus, by these two mechanisms, water is transported through the tree without external support