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Terms and definitions

Everything in this flashcard set.

ecology
The environment as it relates to living organisms
biosphere
The regions of the surface and atmosphere of the Earth where living organisms exist
species
Coins collectively (plural)
population
A group of organisms of the same species inhabiting a given area
community
A group of people living in a particular local area
ecosystem
A system formed by the interaction of a community of organisms with their physical environment
biome
A major biotic community characterized by the dominant forms of plant life and the prevailing
autotrophs
Plant capable of synthesizing its own food from simple organic substances (plural)
producer
Someone who manufactures something
heterotroph
An organism that depends on complex organic substances for nutrition
carnivore
A terrestrial or aquatic flesh-eating mammal
food web
A community of organisms where there are several interrelated ___ chains
biomass
The total mass of living matter in a given unit area
omnivore
A person who eats all kinds of foods

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