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15 Cards in this Set
- Front
- Back
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Ecology |
Scientific study of the relationship b/t organisms and their environment |
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When referring to ecology what does the word relationships mean? |
Interactions w/ physical aspects of environment. Interactions w/ same and other species. |
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Evolution |
Genetic change in populations of organisms across generations. The Mechanism is Natural Selection. |
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Natural Selection |
Process by which traits enhancing survival and reproduction are passed on more frequently to future generations than those that do not |
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Ecosystem |
Includes an environment's physical conditions and all the organisms in the area |
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Biotic |
Living interactions |
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Abiotic |
Nonliving interactions |
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What is the Ecological system of Hierarchy from highest to lowest? |
Biosphere Biome Landscape Ecosystem Community Population Individual |
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population |
A group of individuals of the same species that occupy a given area |
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Community |
Populations of different species interacting w/i an ecosystem |
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Ecosystem |
Includes biotic (communities) and abiotic factors |
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Landscape |
Area of land (or water) that is composed of many different communities and ecosystems
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Biomes |
Geographic regions w/ similar geological and climatic conditions |
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Biosphere |
Thin layer surrounding the Earth that supports all of life |
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Frequency distribution |
a count of the number of observations (frequency) having a given score or value |
