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18.1 Everything is connected
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Studying the web of life.
Ecology Is the study of the interactions of organisms with one another and with their environment.
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The two parts of an environment.
Biotic: The part of the environment that is alive. Plants Animals Decomposers Abiotic: The part of the environment that is nonliving. Soil Water Weather Sunlight.
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Organization There are five levels to an ecosystem.
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Populations Population:
A group of individuals of the same species living together. Community: Is a group of different populations of species living together. Ecosystem:is a community of organisms and the abiotic environment they live in and interact with. Biosphere. All the parts of the earth life exist.
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