Question

why is transportation of water and food is important for plants?

Answer 1

They use two different systems – xylem moves water and solutes from the roots to the leaves – phloem moves food substances from leaves to the rest of the plant.

Answer 2

The transportation of water and food is important for plants for their growth and nourishment. Water is transported by xylem tissue from roots to the aerial part of the plant.
The food is transported by phloem tissue from leaves to the other parts.

Hope it helps!