Owls Begin Migrating to an Area to Feed on a Particular

question 49

Multiple Choice

Owls begin migrating to an area to feed on a particular mouse species,but the mice have ingested a toxin (to owls) that begins to keep the owl population in check,which then causes the mouse population to increase,until more owls move into the area,and so on.This is an example of a

• A)positive feedback system.
• B)negative feedback system.
• C)detritivore.
• D)chemosynthesis.

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