Breeuwer Et Al

question 11

Multiple Choice

Breeuwer et al. (2008) measured the effect of different temperature regimes on the growth of different Sphagnum species. The growth of S. fuscum at four temperatures is shown. Use the information in the graph to answer the following question.

What would you expect to happen to the geographic range of S. fuscum as the temperature of Earth warms?

• A) The geographic range of S. fuscum will extend southward.
• B) The geographic range of S. fuscum will extend northward.
• C) The geographic range of S. fuscum will not change.
• D) The geographic range of S. fuscum will contract at both the northern and southern ends.

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