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What is one biotic factor that affects the size of a population in an ecosystem?

A) local geography

B) number of predators present

C) average yearly temperature

D) average yearly precipitation

User Sunanda
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1 Answer

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Biotic means from a living things, and stuff like rain isn't living. That means the answer is B, because predators are the only living thing.
User Mete Cantimur
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