When Gabriel Made a Rational Choice to Spend His Entire

question 171

Multiple Choice

When Gabriel made a rational choice to spend his entire allowance on candy bars,he did so by comparing the

• A) benefits of the candy bars to the desires he had for the candy bars.
• B) marginal benefits of the candy bars to the marginal costs of the candy bars.
• C) opportunity costs of the candy bars to the scarcity of the candy bars.
• D) benefits of the candy bars to the scarcity candy bars.
• E) self-interest to the social interest.

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Definitions:

Limiting Factor

A condition or resource that limits the growth, abundance, or distribution of an organism or a population within an ecosystem.

Predation

The biological interaction where one organism, the predator, kills and eats another organism, its prey.

Competitive Exclusion

A principle stating that two species competing for the same resource cannot coexist at constant population values, if other ecological factors remain constant.

Interspecific Competition

A form of competition between individuals of different species competing for the same resource in an ecosystem.