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Eco vocab

TermDefinition
biosphere all life on Earth
ecosystem all the organisms living in an area and the non -living features of their environment
ecology the study of interactions that occur among organisms and their environment
population all of the organisms of the same species in an ecosystem
community all of the populations in an ecosystem
biotic living or once living component of an ecosystem; comprised of producers (plants), consumers (animals) and decomposers (fungi, bacteria)
abiotic non-living chemical and physical factors in the environment that affect ecosystems; ex. Soil, water, air, temperature, sunlight
habitat area that contains everything an organism needs to survive
competition when two or more organisms compete for the same resource at the same time
limiting factor any living or nonliving feature that restricts the number of individuals in a population
carrying capacity the largest number of individuals of one species that an ecosystem can support
exponential growth rapid, uncontrolled growth of a population
Producer organisms that use an outside energy source to make their own food
Consumer organisms that cannot make their own food; they obtain energy by eating other organisms
Symbiosis any close relationship between species
Mutualism a symbiotic relationship in which both species benefit
Commensalism a symbiotic relationship in which one organism benefits and the other is not affected
Parasitism a symbiotic relationship in which one organism benefits and the other is harmed
Niche the way of life for an organism
Biome a naturally occurring community of flora (plants) and fauna (animals) that occupy a major habitat; examples are forests, deserts, tundra
Created by: user-1502549
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