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17 Cards in this Set
- Front
- Back
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Autotrophs |
Plants and bacteria that capture energy from sunlight and use it to produce food |
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Producers |
Autotroph |
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Photosynthesis |
The use of light energy to power chemical reactions that convert water and Hydrogen Dioxide into oxygen. |
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Chemosynthesis |
When organisms use chemical energy to produce carbohydrates |
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Heterotrophs |
Organisms that rely in other organisms for their energy and food |
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Consumers |
Heterotrophs |
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Herbivore |
Organisms that eat only plants |
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Carbivores |
Organisms that eat mostly meat |
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Omnivores |
Organisms that eat both meat and plants |
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Detritivores |
Organisms that feed off the remains and dead matter of other organisms |
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Detritus |
Remains of animals and other dead matter |
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Decomposers |
Organisms that break down organic matter |
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Food chain |
A series of steps in which organisms transfer energy by eating and being eaten |
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Food web |
A relationship that links all the food chains together |
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Trophic level |
Each step in a food chain or food web |
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Ecological pyramid |
A diagram that shows the relative amounts of energy or matter contained within each trophic level |
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Biomass |
Total amount of living tissue within a given trophic level |
