Removal of Sea Otters from a System Results in a Massive

question 50

Multiple Choice

Removal of sea otters from a system results in a massive increase in sea urchins and subsequent loss of kelp beds.This is an example of

• A)a trophic cascade.
• B)apparent competition.
• C)bottom-up control.
• D)indirect mutualism.

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Definitions:

Tranquilizing Drug

Medications used to reduce tension or anxiety, functioning typically by depressing the central nervous system.

Test Anxiety

The extreme stress, anxiety, and discomfort some individuals feel before or during examinations, negatively affecting performance.

Method of Loci

A mnemonic strategy of associating information to be remembered with specific physical locations, enhancing the recall of the information by visualizing moving through those places.

Retroactive Interference

A phenomenon where newly learned information interferes with the recall of information learned previously.