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31 Cards in this Set
- Front
- Back
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Ecosystem
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Self-sustaning asssociations of lving plants and animals and their nonliving physical environment.
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Energy flows
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Photosynthesis
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Plants primary producers
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Autotroph/primary producer
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GPP
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NPP
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Respiration
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Essentially the reverse of photosynthesis, and is the way plants derives energy by oxidizing carbohydrates.
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Heterotrophs
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Self feeders (plants)
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Decomposers
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Bacteria and fungi that process organic debris outside their bodies andabsorb nutrients in the process.
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Food chain
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Energy flows from the producers through the system alonga circuit.
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Food web
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With in the ecosystem, the feeding interrelationship are complex and arranged in a complex network of interconnected food chains.
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Energy efficency
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10% rule
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Matter flows
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Macronutrients
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Evident where change in exposure and moisture occur related to geographic orientation.
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Micronutrients
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Produces its own specific to individual sites.
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Biogeochemical cycle
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Recycling of gases and sedimentary (nutrient) materials.
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Reservoir
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Carbon/nitrogen cycles
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Nitrogen- accounts for 78.084% of each breath we take, is the major constituent of the atmosphere.
Carbon- |
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Concepts
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Community
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Fromed by the interactions among populations of living nimals and plants at a particular time.
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Population
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Habitat
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Spicific physical location of an organism- its address.
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Niche
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Focation or operation of a life form withina given community-it profession.
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Competitive exclusion principle
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States that notwo species can occupy the same niche(food or space)successfully in a stable community.
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Symbiotic relationship
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Parasitic relationship
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Tolerance
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Optimum range
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Limiting factor
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Identifies the one physical or chemical abiotic component that most inhibits biotic operations, through either lack or its excess.
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Succession
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An area of bear rock or a disturbed site with no westige of a former community.
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