Question

Xylem transport in one direction and pholem transport in both direction why

Answer 1

Answer: Because it is mention in Class 10 Science NCERT Text book

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Answer 2

Answer:

xylem transport water due to root pressure and transpirtion. so water travels from root to shoot

which is unidirectional.

Phloem transfer food as plant apply ATP to transport . So, food is transported from growing parts of plant and storage unit. Thus, It is bidirectional.