BI-897
Transpiration pull
Biology · Secondary 3 · Medium · Transpiration pull
Which statement correctly describes the role of transpiration pull in water transport in a tall tree?
- It is the upward pull on xylem water caused by evaporation from leaves
- It is the downward push of water from leaves into roots
- It is the active pumping of water up xylem by root hairs
- It is the movement of sugars in phloem that drags water up
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