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19 Cards in this Set
- Front
- Back
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oikos
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greek for ecology
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who coined the term ecology?
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Ernst Heckel (german)
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what are the hierarchical levels of biological organization?
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molecules, cells, tissues, organ systems, organisms, populations, communities, ecosystems, landscapes, biospheres
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species
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similar, potentially interbreeding organisms
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population
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all potentially interbreeding organisms in a geographical area
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community
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all organisms living in a particular area
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ecosystem
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a biological community and all the abiotic factors influencing it
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landscape
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energy flow, nutrient exchange, and movement of organisms across ecosystems
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biosphere
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the portion of the Earth and atmosphere capable of supporting life
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ecology is the study of
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relationships between organisms and organisms and their environment
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ecology is influenced by
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geography, biology, natural history
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major subdivisions of ecology
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physiological ecology, population ecology, community ecology, biogeochemical (ecosystem) ecology, systems ecology
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physiological ecology
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species response to environment, answers why questions, individuals
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population ecology
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population size, speciation, evolution, competition, energy
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community ecology
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species diversity, competition, succession
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biogeochemical (ecosystem) ecology
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nutrient cycling, primary productivity, decomposition
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systems ecology
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math, modeling
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scales in ecology
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global, landscape, ecosystem, community, population, organism
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temporal scales in ecology
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century, decade, year, week, day, second
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