Looking at the Data in the Accompanying Figure from the Hare/lynx

question 23

Multiple Choice

Looking at the data in the accompanying figure from the hare/lynx experiment, what conclusion can you draw?
I. Food is a factor in controlling hare population size.
II. Excluding lynx is a factor in controlling hare population size.
III. The effect of excluding predators and adding food in the same experiment is greater than the sum of excluding lynx alone plus adding food alone.

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

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