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14 Cards in this Set
- Front
- Back
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Food chain
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Shows the pathway of energy flow among organisms in an ecosystem.
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Food web
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A group of interconnected food chains.
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Trophic Level
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A step in the food chain.
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Autotroph
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(Producer) an organism that can capture from sunlight or chemicals and use it to produce its own food.
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Phototroph
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An organism that coverts light energy from the sun through a process of photosynthesis.
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Chemotroph
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An organism that converts chemical energy from inorganic molecules through the process of chemosynthesis.
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Heterotroph
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(Consumer) is an organism that obtains energy from the food it eats or absorbs.
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Herbivores
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Organisms that obtain energy by eating producers.
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Carnivores
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Organisms that obtain energy by eating other consumers.
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Omnivores
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Organisms that obtains energy eating both producers and consumers.
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Detrivores
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Organisms that obtain energy by eating detritus made of the remains of once living organisms.
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Energy Pyramid
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Shows the amount energy available at each tropic level.
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Biomass Pyramid
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Shows the total amount of living by mass (weight) at each trophic level.
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Numbers pyramid
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Shows the number of individual organisms at each trophic levels.
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