-The Data in the Table Above Give Two Points on the Demand

question 47

Multiple Choice

-The data in the table above give two points on the demand curve for pizza.Using the midpoint method,when the price of a pizza falls from $10 to $9,what is the percentage change in price?

• A) 8.2 percent
• B) 15.5 percent
• C) 10.5 percent
• D) 5.0 percent
• E) 1.0 percent

---

Definitions:

Brood Parasitism

A reproductive strategy where one species lays its eggs in the nest of another species, letting the host species raise its offspring.

Indicator Species

Species that serve as a measure for the health of an ecosystem or the presence of certain environmental conditions, often used in conservation and ecological research.

Exotic Species

Species that are introduced to a new environment where they do not naturally occur, often leading to environmental changes and potentially becoming invasive species.

Keystone Species

This term refers to a species that plays a critical role in maintaining the structure of an ecological community and whose impact on the ecosystem is disproportionately large relative to its abundance.