SAT Subject Biology Practice Question 134: Answer and Explanation

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Question: 134

4. In a single ecosystem, two similar species can coexist peacefully as long as they do not share the same

A. niche
B. predators
C. mutations
D. ecosystem
E. pheromones

Correct Answer: A


Competition is a direct result of niche occupation. Two organisms that attempt to fill the same niche will inevitably compete, likely resulting in the removal of the less competitive species.

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