The Gulf of Mexico's "Dead Zone" Is Caused by High

question 45

Multiple Choice

The Gulf of Mexico's "Dead Zone" is caused by high levels of ____ in the Mississippi River.

• A) coliform bacteria
• B) phytoplankton
• C) plant fertilizers
• D) algae
• E) cyanobacteria

---

Definitions:

Pure Competition

A market structure characterized by a large number of small firms, all producing homogeneous products, with no single company able to influence the market price.

Monopolistic Competition

A market structure characterized by many firms selling products that are similar but not identical, allowing for some degree of market power.

Marketing Tactic

A specific action or strategy employed to achieve a marketing strategy's objectives.

Coupons

Vouchers or codes that offer consumers a discount or rebate when purchasing a product or service.