Term
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Definition
| Area where an organism lives including biotic and abiotic factors |
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Term
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Definition
| Several populations that live in the same habitat |
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Term
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Definition
| Role and position a species has in its environment |
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Term
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Definition
| Close association between two or more species during part or all of their life |
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Term
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Definition
- Commensalism
- Mutualism
- Parasitism
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Term
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Definition
- One organism benefits and the other is neither harmed nor helped
- Type of symbiosis
- Ex. tree and bird nest
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Term
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Definition
- Both organisms benefit from the relationship
- Type of symbiosis
- Ex. shark and remora, flower and bee
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Term
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Definition
- One organism benefits and the other is harmed
- Type of symbiosis
- Ex. tick on dog
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Term
| Intraspecific Competition |
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Definition
| Individuals of the same species compete with one another |
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Term
| Interspecific Competition |
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Definition
| Individuals of different species compete for a share of resources |
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Term
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Definition
| Two or more species that require identical resources cannot coexist indefinitely |
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Term
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Definition
| Subdividing the same resource to be used in different ways, at different times, by different species |
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Term
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Definition
| Animals that feed on other living organisms, but do not live in or on them |
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Term
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Definition
| The animal a predator eats |
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Term
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Definition
Feed on tissues or cells of living organisms(host), living in or on them |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| Are insect larvae that always kill what they eat |
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Term
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Definition
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Term
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Definition
Structural adaptation that enables species to blend with their surroundings |
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Term
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Definition
Leaves, flowers and seeds of many plants contain bitter, hard-to-digest, or dangerous repellents |
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Term
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Definition
Toxic prey have colors that predators learn nto recognize as "avoid me" |
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Term
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Definition
Close resemblance in form, behavior or both between one species and another |
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Term
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Definition
1. Batesian Mimicry
2. Mullerian Mimicry |
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Term
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Definition
| A harmless species mimics a harmful one |
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Term
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Definition
Two unpalatable species mimic each other and leads to coevolution |
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Term
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Definition
- When luck runs out survival of prey that are cornered or under attack may try a last ditch trich
- Ex. spew chemicals
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Term
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Definition
| Changes that occur in a community over time |
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Term
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Definition
- First species to occupy an area
- Ex. lichens and small plants
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Term
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Definition
A stable mature community that undegoes little or no change in species |
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Term
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Definition
1. Primary Succession
2. Secondary Succession |
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Term
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Definition
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Pioneer species colonize an area where new land has formed
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Occurs on surfaces where no soil exists
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Ex. volcanic eruption, glacier retreats
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Term
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Definition
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Succession following a disturbance that destroys a community without destroying the soil
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Soil already exists
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Ex. fire, flood, farming, tornado
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Term
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Definition
| A dominant species that can dictate community structure. They control what other species live in an area |
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Term
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Definition
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Term
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Definition
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A species that is not native to the area and successfully takes up residence
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Also called invasive species
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Ex. kudzoo, amurhoneysuckle
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