Inquiry into Life 14th Edition by Sylvia Mader,Michael Windelspecht

Exercise 15

Choose the best answer for each question.
What role do cohesion and adhesion play in xylem transport?
A) Like transpiration, they create a tension.
B) Like root pressure, they create a positive pressure.
C) Like sugars, they cause water to enter xylem.
D) They create a continuous water column in xylem.