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10 terms

Environmental Science 1-1 Living Things and the Environment

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Habitat
The place where an organism lives and that provides the things the organism needs
Ecosystem
All the living and nonliving things that interact in an area
Biotic Factors
Living parts of an ecosystem like grass, plants, seeds or berries
Abiotic Factors
Nonliving parts in an ecosystem like water, sunlight, oxygen, temperature and soil
Population
All the members of a species in a particular area
Levels of Ecological Organization
1- Organism: one individual 2- Population:many individuals of same species 3- Community: many populations 4- Ecosystem: community and nonliving factors
Ecology
The study of how living things interact with each other and with their enviroment
Organism
A living thing
Species
A group of organisms that are physically similar and can mate with each other and produce offspring
Community
All the different populations that live together in an area