Which Is an Example of a Metapopulation

question 4

Multiple Choice

Which is an example of a metapopulation?
I. Insects live in isolated patches of forest surrounded by agriculture. Sometimes the population in a patch goes extinct, but eventually the insects recolonize that patch.
II. A species of bird is found in Canada during the summer. In the fall, the species migrates to the Caribbean and spends the winter there. In the spring it returns to Canada.
III. A species of fish lives in a fast-flowing cold river. A dam is constructed on the river, causing the fish to go extinct because of warmer water.

• A) I only
• B) II only
• C) III only
• D) I and II
• E) II and III

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