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Ecology-Ch.3 and 4-2
| Term | Definition |
|---|---|
| autotroph | Makes food, producer |
| heterotroph | Eats food, consumer |
| trophic level | Feeding position in food chain |
| herbivores | Eats only plants |
| carnivores | Eats only meat |
| omnivore | Eats plants and meat |
| decomposer | Breaks down decaying matter |
| food chain | Displays feeding relationship |
| food web | Interconnected food chains |
| nutrients | Chemical needed to live and grow |
| niche | Includes home, job and interactions = way of life |
| biotic | Living factors |
| competition | 2 Species fight over resources |
| parasitism | Win/lose symbiotic relationship |
| mutualism | Win/win symbiotic relationship |
| commensalism | Win/no effect symbiotic relationship |
| predation | Hunt and kill relationship |
| abiotic | Non-living factors |
| symbiosis | 2 different organisms living together |