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22 Cards in this Set
- Front
- Back
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____ refers to all of the populations of different species that occupy and are adapted to a given area
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Community
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What is the property of a particular species in a particular setting including its relations with other species?
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Niche
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Which of the following has a neutral component?
Commensalism Mutualism Competition Predation Parasitism |
Commensalism
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What type of competition is occurring when an individual of one species prevents the other from obtaining a resource?
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Interference Competition
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What is the best description of growth pattern demonstrated by the populations of snowshoe hares and lynxes in Canada. ( predator - prey)
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Cyclic Oscillation
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What relationship do a plant and the insect that pollinates it share?
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Mutualism (++)
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What states that no two species can occupy the same niche?
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Competitive exclusion
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Coexistence of 12 species of fruit-eating pigeons in New Guina is and example of ______
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Resource Partitioning
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What is the difference from a predator and parasite?
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Parasite does not kill the animal on which it feeds usually
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Actual physical interaction between interacting organisms not neccesarily occur in what? (parasitim type)
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Social Parasitism
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What is the difference in primary and secondary succession?
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Primary succession occurs in areas where there is no soil
Secondary succession occurs in areas where there is soil |
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What are the first species to begin secondary succession known as?
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Pioneer Species
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When succession reaches its end, the community is self-sustaining and in equilibrium with the environment or known as _____
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Climax community
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Autotrophs are also known as ____
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Producers
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Consumers are also known as
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Heterotrophs
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Can organisms use all of the energy they consume?
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NO
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Where do decomposers enter the food chain?
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All levels of the food chain
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Which pyramid can be inverted for a short period in aquatic ecosystems?
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Pyramid of biomass
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Which pyramid is never inverted?
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Pyramid of energy flow
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In nitrogen cycle, what converts ammonia to nitrites and nitrates?
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Nitrification
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What is carbon dioxide "fixed" by in carbon cycle?
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Photosynthesis
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In nitrogen cycle, nitrogen gas is produced by?
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Denitrification
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