BI-889
Transpiration pull
Biology · Secondary 3 · Medium · Transpiration pull
Which statement correctly describes the transpiration pull in a tall tree?
- It is a downward force caused by gravity on water in xylem.
- It is an upward force created by evaporation of water from leaves.
- It is pressure produced by the root hairs pushing water up.
- It is suction generated by phloem transporting sugars.
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