Scientists Refer to the Water Potential of a Plant in Describing

Multiple Choice

Scientists refer to the water potential of a plant in describing how water moves through a plant.Which of the following statements about the water potential is false?

A) Water moves only when the water potential of the entire system is greater than or less than zero.
B) Water moves only when the water potential of the entire system is equal to zero.
C) Water moves in the plant as a result of changes in one or more variables including solute concentration, pressure, and matric potentials.