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Ecosystems
Term | Definition |
---|---|
Biotic Factors | The living parts of an ecosystem are called biotic factors |
Abiotic Factors | Nonliving things in ecosystems are called abiotic factor-example sunlight |
Organsim | A single form of life; the simplest form of organization in ecology |
Population | All members of one kind of organism that live in a particular area |
Communities | A group of different populations of organsims |
Ecosystem | A collection of different communites and the abiotic factors |
Niche | The specific role an organism plays in the ecosystem |
Food Chain | The flow of energy from one organism to the next |
Food Web | Shows the interactions among many different food chains in a single ecosystem |
Producer | Organism that can create its own food through the process of photosynthesis |
Consumer | Organism that feeds on other organisms or organic matter because it cannot make its own food |
Decomposer | Organism that break down dead plants and animals into nutrients for the soil |
Scavenger | An animal the feeds off dead or decaying matter |