Which of the Following Statements Regarding Water Flow in Vascular

question 106

Multiple Choice

Which of the following statements regarding water flow in vascular plants is FALSE?

• A)The rate of water flow through xylem conduits is affected by both their diameter and their length.
• B)Flow rate is proportional to the radius of the conduit raised to the fourth power.
• C)Vessels are much longer and wider than tracheids, thus their rate of water transport is much lower than that of tracheids due to increased resistance.
• D)The rate at which water moves in plants depends on the number of conduits and their size.
• E)Water must cross pits to cross from one cell to another, adding resistance to flow.

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