Which of the Following Does Not Support the Cohesion-Tension Theory

question 19

Multiple Choice

Which of the following does not support the cohesion-tension theory of xylem transport?

• A)Dendrograph measurements detect small daily changes in the diameter of tree trunks.
• B)Following cutting of a petiole,the xylem sap withdraws from the cut edge toward the blade of the leaf.
• C)Following application of a respiration inhibitor to a plant,xylem transport decreases substantially.
• D)Measurements using a root bomb and xylem pressure probe detect negative pressures in xylem tissue.
• E)Pressure bomb measurements detect daily changes in the water potential of leaf tissue.

---

Definitions:

Credit Sales

Sales made by a business where the payment is to be received at a later date, extending credit to customers.

Accounts Receivable

Money owed to a business by its clients or customers for goods or services that have been delivered but not yet paid for.

Allowance for Doubtful Accounts

A contra-asset account used to estimate the portion of a company's receivables that might not be collected, reducing the total value of accounts receivable by a corresponding amount.

Credit Sales

Sales made on credit, meaning payment is to be received after the delivery of goods or services.