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Ecology Part 1

TermDefinition
Ecosystem All of the living and nonliving things in an area.
Community All the living things in an area.
Population A group of the same species in the same place.
Organism A single living thing. Example- Fox
Mutualism A close relationship where both species benefit.
Commensalism A close relationship where one organism benefits and the other is not affected.
Parasitism A close relationship where one organism benefits and the other is harmed.
Predation One organism is fed the other is dead.
Competitive Exclusion Principle states no two species can occupy the same niche at the same time.
Niche The job an organism has within an ecosystem, along with what it eats and what eats it
Abiotic Nonliving factors
Biotic Living factors.
Food Chain Shows the flow of energy in an ecosystem.
Food Web A series of connected food chains.
Symbiosis A close relationship between two organisms.
Created by: Curt