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15 terms

Ecosystems

STUDY
PLAY
individual
a single organism in an environment
population
organisms of the same kind living in the same environment
community
all the populations of organisms living together in an environment
ecosystem
part of the environment and its physical environment
habitat
populations live in a certain part of an ecosystem
niche
the role of a population
producers
captures energy from the sun and stores it in tissue, and passes it on to other organisms.
example: plants
consumers
an organism that obtains energy and nutrients by feeding on other organisms or their remains.
example: all animals
food chain
show how organisms are related to one another according to what they eat
food web
relationships between food chains
symbosis
long-term relationship between different kinds of organisms
endangered
having a population that is so small that it is likely to disappear
learned behaviors
behaviors animals are taught or acquire after birth
competition
due to limited resources, there is this among organisms
instinct
behavior that an organism inherits