Eutrophic Lakes Typically Support Ten Times the Microbial Concentrations of an Oligotrophic

question 5

Multiple Choice

Eutrophic lakes typically support ten times the microbial concentrations of an oligotrophic lake. Which of the following statements is NOT true of eutrophic lakes?

• A) Biochemical oxygen demand is high.
• B) Population of aquatic animals is high.
• C) Nitrogen and phosphorous levels are usually high.
• D) Photosynthetic activities are altered.
• E) Algal blooms are common.

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Definitions:

Bins

Containers or designated spaces used for storing inventory items in a structured manner.

Operating Leverage

A financial metric that measures the degree to which a firm or project can increase operating income by increasing revenue.

Variable Costs

Expenses that fluctuate based on the amount of output or the level of activity in a business.

Operating Leverage

A measure of how revenue growth translates into growth in operating income, highlighting the fixed versus variable costs of a business.