ecology_notes

ecology_notes - Ecology Studyofinteractionsbetweenorganisms

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Ecology Study of interactions between organisms  and their environments.
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Biotic Factors Biosphere – life-supporting layer of Earth Biotic factors – all living organisms in a biosphere
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Abiotic Factors Nonliving factors in an environment Examples: Air currents Temperature Moisture Light Soil
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Organization of Life Organisms Populations Communities Ecosystems Biosphere
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Feeding Relationships Autotrophs Heterotrophs Carnivores Omnivores Herbivores Decomposers
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Trophic Relationships Autotrophs 1 st level consumers (herbivores) 2 nd level consumers 3 rd level consumers 4 th level consumers (top predators)
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RULE OF 10 Only 10% of energy is transferred from one trophic level to the next.
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This note was uploaded on 11/09/2011 for the course BIO 110 taught by Professor Harmon during the Winter '11 term at BYU.

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ecology_notes - Ecology Studyofinteractionsbetweenorganisms

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