If a 10 Percent Price Increase Generates a 10 Percent

question 255

Multiple Choice

If a 10 percent price increase generates a 10 percent decrease in quantity demanded,then demand is

• A) unit elastic.
• B) elastic.
• C) perfectly inelastic.
• D) perfectly elastic.
• E) inelastic.

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Definitions:

Keystone Species

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

Species Richness

The number of different species present in a specific area, region, or ecosystem, reflecting its biodiversity.

Community Stability

The ability of a community to withstand environmental changes or disturbances without losing its structure and functionality.

Community Complexity

A measure of the diversity and relative abundance of different species within an ecological community.