Kelp Forests Are a Very Important Ecosystem in Marine Waters

question 39

Multiple Choice

Kelp forests are a very important ecosystem in marine waters by supporting important biodiversity.These kelp forests are threatened by all of the following except _____.

• A) water pollution containing herbicides
• B) sea urchins
• C) southern sea otters
• D) global warming
• E) water pollution containing fertilizers

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Definitions:

Negative Reinforcement

A process in behavioral psychology where a response increases because a negative condition is removed or avoided.

Secondary Reinforcer

A type of reinforcer which does not satisfy a basic biological need but has been learned to be valuable through association with primary reinforcers.

Conditioned Response

A learned response to a previously neutral stimulus that has become associated with a meaningful stimulus.

Avoidance Conditioning

A type of learning in which an individual learns a behavior to avoid an unpleasant stimulus.