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science words

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Term
Definition
Biotic   living parts of an ecosystem  
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Abiotic   non-living parts of an ecosystem  
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Producer/autotroph   a plant that makes its own food through photosynthesis  
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Consumer/heterotroph   an animal that eats other organisms to get their energy  
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Decomposer   an organism that breaks down dead or decaying organisms and puts nutrients back in the soil  
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Carnivore   an plant or animal that eats meat  
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Omnivore   a plant or animal that eats both plants and meat  
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Scavenger   a carnivore that eats the leftover meat off of dead animals  
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Food Chain   a series of steps showing how matter and energy move in an ecosystem  
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Food Web   a web made up of many connected food chains  
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Suns role in food   it is the source of all living things  
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chain/web   a series of steps showing how matter moves through an ecosystem  
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Energy pyramid   a diagram that compares energy used by producers, primary consumer, and other trophic levels  
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Symbiosis   a relationship between two species in which at least one species benefits  
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Mutualism   a relationship in which both species benefit  
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Commensalism   a relation ship in which one species benefits and one species is neither helped or harmed  
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Parasitism   a relationship in which one species benefits and the other is harmed  
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Predator/Prey   the predator eats the prey  
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Competition   when two or more animals compete for things in an ecosysem  
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Adaptation   a feature that a plant or animal has that helps it survive in its ecosystem  
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Created by: Caleb91402
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