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10 Cards in this Set
- Front
- Back
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Producers
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Producers are the source of all food in an ecosystem
Energy enters most ecosystems as sunlight |
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Consumers
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An organism that obtains energy by feeding on other organisms
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Herbivores
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Consumers that eat only plants. Ex. catepillars and deer
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Carnivores
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Consumers that eat only animals. Ex. Lions and spiders
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Omnivores
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Consumers that eat both plants and animals. Ex.
crows, bears and most humans |
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Scavenger
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A carnivore that feeds on the bodies of dead organisms.
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Decomposers
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Break down wastes and dead organisms and return the raw materials to the ecosystem
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Food Chain
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A series of events in which one organism eats another to obtain energy.
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Food Web
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Consists of many overlapping food chains in an ecosystem.
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Energy Pyramid
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Shows the amount of energy that moves from one feeding level to another in a food web.
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