Fluid inside vessel elements is being pulled upward primarily by ____.
A) turgor pressure
B) evaporation and cohesion
C) osmotic gradients
D) pressure flow forces
E) active transport and osmosis

Question

​Fluid inside vessel elements is being pulled upward primarily by ____.
A) ​turgor pressure
B) ​evaporation and cohesion
C) ​osmotic gradients
D) ​pressure flow forces
E) ​active transport and osmosis

Quizplus · Accepted Answer

Evaporation from the leaves (transpiration) creates a tension that pulls water upward in the xylem of plants. This process is facilitated by the cohesion of water molecules to each other.

​Fluid Inside Vessel Elements Is Being Pulled Upward Primarily by ____

Fluid Inside Vessel Elements Is Being Pulled Upward Primarily by ____