Which One of the Following Is TRUE Regarding an Ecological

question 9

Multiple Choice

Which one of the following is TRUE regarding an ecological pyramid?

• A) An ecological pyramid can depict either the total amount of energy stored at each level of an ecosystem or the total biomass at each level.
• B) The population of producers depends largely on the populations of consumers below it.
• C) The amount of energy represented by tertiary consumers is greater than the amount of energy represented by primary consumers.
• D) Animals such as wolves and eagles would be located at the base of the pyramid.
• E) The amount of energy represented by producers is equivalent to the amount of energy represented by the secondary consumers.

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Definitions:

Marginal Revenue

The additional income received from selling one more unit of a good or service; it is a cornerstone concept in microeconomics for optimizing profit.

Marginal Product

The additional output that results from the use of one more unit of a variable input, assuming all other inputs remain constant, often reflecting the efficiency of the input.

Fringe Benefits

Additional benefits offered to employees on top of their salaries, such as health insurance, retirement plans, and paid vacation.

Labor Market

The supply and demand for labor, where employees provide the labor, and employers provide the jobs.