Which of the Following Is NOT Evidence Supporting the Role

question 45

Multiple Choice

Which of the following is NOT evidence supporting the role of phloem in sugar transport?

• A)Honeydew contains amino acids but not sucrose.
• B)¹⁴C-labeled sucrose is transported in sieve tubes.
• C)The exudate from the stylets of feeding aphids is mainly sucrose.
• D)Radioactive assimilates are transported in the phloem.
• E)When a tree is girdled, the bark above the ring becomes swollen.

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Definitions:

Aggregate Purchases

The total amount spent by consumers, businesses, and the government on goods and services within a particular period.

Unintended Inventory Investment

Occurs when a business accumulates more inventory than planned due to unexpected changes in demand or production levels.

Keynesian Theory

An economic theory positing that government intervention through fiscal policy can affect the level of economic activity and mitigate the effects of recessions.

Output and Employment

The relationship between the production of goods and services in an economy and the labour force participation required to achieve this production.