1. Which of the following describes a biotic influence on population size?
A. Decreased rainfall leads to less space for fish in a pond to live.
B. A fungus causes a disease in cherry trees and leads to those trees dying.
C. A volcano eruption destroys most of a mountain ecosystem.
D. Increased sunlight causes plants to grow more quickly.
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1. Which of the following describes a biotic influence on population size?
A. Decreased rainfall le...
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