Two Species Compete for a Shared Set of Limiting Resources

question 166

Multiple Choice

Two species compete for a shared set of limiting resources.Over time, one of them declines in population size and becomes locally extinct.All factors are at work in this community except

• A) a shift in fundamental niches.
• B) a shift in realized niches.
• C) interspecific competition.
• D) competitive exclusion.
• E) resource limitation.

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Definitions:

Modeling

The process of learning behavior by observing and imitating others, as proposed in Bandura's social learning theory.

Extinction

The disappearance or weakening of a learned response following the removal or absence of the unconditioned stimulus (in classical conditioning) or the removal of a reinforcer (in operant conditioning).

Token Economy

A form of behavior modification that uses tokens or symbols as rewards for performing desired behaviors, which can later be exchanged for various privileges or treats.

Operant Conditioning

A learning process through which the strength of behavior is modified by reinforcement or punishment.