What determines the number and composition of the populations in a community?

a. Food
b. Light
c. Space
d. All of these choices


ANS: D
There is competition for food, light, and space in a community. The competition can be between
individuals in the same population or between different populations. Information can be found in the
section Communities Consist of Interacting Producers, Consumers, and Decomposers

Environmental & Atmospheric Sciences

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