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Biology Vocab #1
Food Chain
Term | Definition |
---|---|
Producers | Autotrophs, basically plants Obtain energy by photosynthesis & chemosynthesis |
Consumers | Heterotrophs, obtains energy by feeding on other organisms Herbivores, carnivores, omnivores, and decomposers |
Herbivore | Eats plants |
Carnivore | Eats meat |
Omnivore | Eats plants & meat |
Decomposers | Eats decomposing meat |
Special Consumers | Eat ONE specific/a very small number of organisms |
Generalist Consumers | Have a varying diet |
Food Chain | Linear sequence of organisms showing energy flow |
Food Web | Combination of all possible food chains within an ecosystem |
Habitat | All aspects of an area in which an organism lives |
Niche | All the factors that a species needs to survive, stay healthy, and reproduce |
Competition | Organisms compete because of limited resources |
Symbiosis | 2 organisms living in close association |
Mutualism | Both organisms benefit |
Commensalism | One benefits, other is unaffected |
Parasitism | One benefits, one is harmed |