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The Introduction of Arctic Foxes to Some of the Aleutian

Question 25

Multiple Choice

The introduction of arctic foxes to some of the Aleutian Islands led to a drastic _______ in nitrogen-rich guano, and this change had the effect of transforming the islands from grassland to _______.


A) increase; communities of small shrubs and forbs
B) increase; tundra
C) decrease; communities of small shrubs and forbs
D) decrease; alpine forest

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