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Ecosystems - Wk #1

Terms in this set (14)

Ecology
the study of the relationships between living organisms with each other and their environment
Biotic
includes all the living things in an ecosystem, including animals, plants, fungi, trees
Abiotic
includes all the non-living things in an ecosystem, include water, soil, temperature and light
ecosystem
a community that includes all living and nonliving things in a certain area interacting with each other
biome
one of Earth's large ecosystems; identified by its climate, soil, dominant plants and animals (plants determine the animals)
Population
all of the organisms of the same species living in the same place
habitat
the physical space used by a population; the area in which an organism lives
community
made up of all different kinds of populations living in the same area at the same time
organisms
all living things
species
very specific category of organisms; two animals are of the same species if they can mate to produce fertile offspring; ex., labrador retrievers and poodles are two different breeds, but they can produce fertile offspring, so they are the same species
carbon cycle
the cycle in which nitrogen moves through the environment and living things
deforestation
clearing the forest lands
pollution
an unwanted change in the environment
pollutant
a substance that causes pollution
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