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Terms and definitions

Everything in this flashcard set.

biome
A major biotic community characterized by the dominant forms of plant life and the prevailing
plants
Living things like trees and flowers that grow in soil
organisms
A system considered analogous in structure or function to a living body (plural)
population
A group of organisms of the same species inhabiting a given area
communities
A group of people living in a particular local area (plural)
ecosystem
A system formed by the interaction of a community of organisms with their physical environment
adaptations
The responsive adjustment of a sense organ to varying conditions (plural)
animals
Living things like dogs and birds
kingdoms
A domain in which something is dominant (plural)
commensalism
The relation between two different kinds of organisms when one receives benefits from the other
parasitism
The relation between two different kinds of organisms in which one receives benefits from the other
autotroph
Plant capable of synthesizing its own food from simple organic substances
heterotroph
An organism that depends on complex organic substances for nutrition
herbivore
Any animal that feeds chiefly on grass and other plants
carnivore
A terrestrial or aquatic flesh-eating mammal
omnivore
A person who eats all kinds of foods
precipitation
The quantity of water falling to earth at a specific place within a specified period of time
niches
A position particularly well suited to the person who occupies it (plural)
food web
A community of organisms where there are several interrelated ___ chains

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