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Mr. Altorfer
Science
Everything is Connected
Section 18.1
Pages 480 to 483
Vocabulary
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Ecology- The study of the interactions of
organisms with one another and with their
environment.
Biotic- The living things in the environment.
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Examples- trees, fish, ants, beetles
Abiotic - The non-living part of the
environment.
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Examples- air, temperature, soil, light, rocks
Can you identify the biotic & the
abiotic factors in this scene?
Organization in the Environment
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Organism- An individual living thing.
Population- A group of organisms of the same species
that live in a specific area.
Community- All the populations of species that live in
the same habitat and interact with each other.
Ecosystem- A community of organisms and their
aboitic environment.
Biosphere- The part of the Earth where life exists.
Organization in the Environment
Biosphere
Ecosystem
Community
Population
Organism