The Dead Zone That Develops in the Gulf of Mexico

question 61

Multiple Choice

The dead zone that develops in the Gulf of Mexico forms because the large amounts of nitrogen from fertilizers and sewage carried by the Mississippi River

• A) kill the algae, which are the main food of primary consumers.
• B) cause bacterial populations to grow rapidly and create widespread disease among secondary consumers.
• C) lead eventually to large bacterial populations that deplete deeper waters of oxygen.
• D) are poisonous to bacteria, which are critically important decomposers.

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Definitions:

Acid-Test Ratio

A liquidity ratio that measures a company's ability to pay off its current liabilities with quick assets (cash, marketable securities, and accounts receivable).

Company

A business entity established by a collection of people to conduct and manage a commercial venture.

Dividend Yield Ratio

A financial ratio that indicates how much a company pays out in dividends each year relative to its share price.

Total Dividend

The total amount of dividend that a company decides to pay out to its shareholders from its net income.