Ecosystems

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limiting factor
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Terms in this set (25)
limiting factor
An environmental factor that prevents a population from increasing
carrying capacity
Largest number of individuals of a population that a environment can support
Ecosystem
A biological community of interacting organisms and their physical environment.
Organism
An individual living thing
Population
A group of individuals that belong to the same species and live in the same area
Biotic
living
Abiotic
Non-living
competition
the struggle between organisms to survive in a habitat with limited resources
predator
An animal that hunts other animals for food
prey
An organism that is killed and eaten by another organism
ConsumerAn organism that obtains energy by feeding on other organismsProducerAn organism that can make its own food.DecomposerAn organism that breaks down wastes and dead organismsCarnivoreA consumer that eats only animals.HerbivoreA consumer that eats only plants.OmnivoreAn animal that eats both plants and animalsDetrivorea scavenger, such as an earthworm, that feeds on dead plant and animal matterfood webA community of organisms where there are several interrelated food chainsfood chainA series of steps in which organisms transfer energy by eating and being eatenEcologySymbiosisA close relationship between two species that benefits at least one of the species.ParasitismA relationship between two organisms of different species where one benefits and the other is harmedMutualismA relationship between two species in which both species benefitCommensalismA relationship between two organisms in which one organism benefits and the other is unaffectedPredationAn interaction in which one organism kills another for food.