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31 Cards in this Set

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