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Intro to Ecology Notes
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What is ecology? Ecology-The study of ecosystems and how they work
Ecosystem–A group of organisms and the environment they live in
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Two things to know about ecosystems:
All living things are interdependent. Interdependent = They depend on each other. All ecosystems need biodiversity. Biodiversity = A variety of life.
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The Parts of an Ecosystem
Abiotic Factors = non-living parts of the ecosystem. Examples: Soil/Rocks Water Light
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The Parts of an Ecosystem
Biotic Factors = living parts of the ecosystem
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There are 3 roles in an ecosystem:
Producers = Organisms that make their own food using photosynthesis (plants, algae, etc)
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There are 3 roles in an ecosystem
Consumers = Organisms that feed on other organisms (herbivores, carnivores, omnivores)
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There are three roles in an ecosystem
Decomposers = Organisms that decompose/recycle dead or decaying material (bacteria, fungi, some insects)
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