If a Storm Breaks Off the Top of a Tree

question 49

Multiple Choice

If a storm breaks off the top of a tree, within a year or two, one of the lower branches will grow upward and become the new tree top, while inhibiting other branches from doing the same. This is an example of

• A) the presence of cytokinins.
• B) apical dominance.
• C) the formation of an abscission layer.
• D) the influence of ethylene.
• E) phytochrome inhibition.

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Definitions:

Efficiency Loss

The reduction in economic efficiency due to factors like market distortions, resulting in resources not being allocated optimally.

Deadweight Loss

refers to the loss of economic efficiency that can occur when the equilibrium for a good or service is not achieved, leading to a reduction in total societal welfare.

Consumer Surplus

The difference between what consumers are willing to pay for a good or service and what they actually pay, representing the benefit to consumers.

Producer Surplus

The difference between the amount producers are willing to sell a product for and the actual price they receive.