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Ecology vocab
Term | Definition |
---|---|
Autotroph | Not requiring a specific exogenous factor for normal metabolism |
Abiotic | Term meaning non living |
Biodiversity | Biological diversity in an area shown by many different species of plants and animals |
Biomass | the amount of living mass in a specific area |
Biosphere | the area on a planet where life occurs |
Biotic | A term referring to a living organism |
Carbon cycle | The cycle of carbon in the natural environment |
Carnivore | an animal or organism that eats meat |
Carrying capacity | the amount of one species that an area can support/withstain |
Commensialism | A kind of relationship within one organism is unaffected and the other gains something |
Community | A group of individuals that all interact with each other |
Competition | When two organisms compete for the same reasons |
Decomposer | An organism that eats dead bodies and returns nutrients to the earth |
Detrivore | An organism that eats dead bodies |
Ecology | the study of organisms and their environments |
Ecosystem | The complex system of organisms and it's environment functioning as an ecological system |
Food web | The 'web' that shows which organisms eat which organisms in an area |
Habitat | The area in which an organism lives |
Herbivore | An animal that eats only producers (Plants) |
Heterotroph | an organism that requires complex materials for metabolism |
Invasive species | A species that is introduced into an area and will lead to the extinction of a species |
Limiting Factor | A factor that will keep a population from going over the amount that it should |
Mutualism | A relationship in which both organisms benefit |
Niche | A habitat that provides support for the existence of a species |
Nutrient cycle | The cycle in which nutrients go through in the ecosystem |
Omnivore | An animal that eats just about anything |
Parasitism | A relationship in which an animal benefits from the injury of another |
Population | the amount of animals living in one area |
Predation | when one organism hunts and kills another animals |
Resource | An item that helps an animal's life (Food, water) |
Symbiosis | when two animals share any sort of relationship |
Trophic level | The area in which plants grow (Producers) |
Water cycle | The cycle water takes naturally in the ecosystem |
Density dependent limiting factor | A factor that depends on the density of a population to be effective (Like the amount of grass there is) |
Density independent limiting factor | A factor that is independent of a population's density (Like disease) |