SAT Subject Biology Practice Question 65: Answer and Explanation

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Question: 65

4. Which of these relationships results in harm to one of the species involved?

I. Commensalism

II. Predation

III. Herbivory

A. I only
B. III only
C. I and II
D. II and III
E. I, II, and III

Correct Answer: D

Explanation:

Predation and herbivory, along with parasitism, result in harm to one of the species involved. Commensalism benefits one species while leaving the other largely unaffected.

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