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15 Cards in this Set
- Front
- Back
4 levels of ecology |
Organismal Population Community Evosystem |
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Inter specific interactions |
Competition Predation Mutualism Commensalism |
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Ecological niche |
The sum total of a species use of their environment, include abiotic and biotic factors |
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Resource partitioning |
Differentiation of niches that allows 2 similar species to coexist in a community |
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Trophic structure |
Feeding relationship between the various species or food chain
Transfer of energy between levels |
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Dominant species |
Species in a community that has the highest abundance or highest biomass |
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Keystone species |
Important species that regulate the effect of other species |
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Diversity |
Species richness Relative abundance |
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Ecological succession |
Precess of change in a community over time (biotic and abiotic factors |
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Primary succession |
Establishment of a community in a lifeless area Typically due to a catastrophic event |
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Secondary succession |
Disturbance destroys a community but leaves the soil intact |
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Biome? |
Large ecosystem that covers large geographic regions |
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Terrestrial biomes |
Latitudinal patterns of climate Tropical Forrest Savanna Desert Temperate grassland Temperate broadleaf Forrest Coniferous forest Arctic tundra |
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Oceanic biomes |
Intertidal zone Neritic Benthic Pelagic Photic Aphotic Abyssal |
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Benthic zones (lakes) |
Oligotrophic - deeps water nutrient poor Eutrophic - shallow nutrient rich Mestrophic - moderate |