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science unit e vocvab

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Term
Definition
Producer   An organism that makes its own food through photosynthesis  
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Consumer   An organism that eats other living things for energy  
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Ecology   The study of the relationship between living organisms and the physical environment  
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Cellular Respiration   The process of breaking down sugar in a cell to release energy  
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Decomposer   Organisms that eat dead organisms and waste, and recycle them back into the environment  
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Food Web   A diagram showing all feeding relationships in an ecosystem  
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Food Chain   A diagram showing one particular example of feeding relationships in an ecosystem  
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Trophic Level   A feeding level in a food chain  
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Organism   A living thing  
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Prey   An animal that is hunted for food  
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Predator   An animal that hunts and eats another animal  
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Fluctuate   To rise and fall  
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Population   A group of individuals of one species living in an area  
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Energy Pyramid   A diagram that shows the available energy at each feeding level in an ecosystem  
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Carrying Caapacity   The largest population an ecosystem can support over time  
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Limiting Factor   An environmental factor that prevents a population from increasing  
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Symbiosis   A close relationship between species where at least one organism benefits  
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Mutualism   A symbiotic relationship in which both organisms benefit  
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Commensalism   A symbiotic relationship in which one organism benefits and one is unaffected  
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parasitism   A symbiotic relationship in which one organism benefits and the other is harmed  
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Parasite   The organism in parasitism that benefits  
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Host   The organism in parasitism that is harmed  
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Created by: amoore25
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