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LIfe science

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Biotic   The living things in an ecosystem  
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Abiotic   The non-living things in an ecosystem  
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Producer/Audotroph   Get their own food through photosynthesis  
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Consumer/heterotroph   Herbivore, Carnivore, omnivore, or scavengers  
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Decomposer   Break down dead or decaying organisms and return nutrients to the soil  
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Herbivore   Eats plants only  
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Carnivore   Eats only meat  
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Omnivore   Eats plants and meats  
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Scavenger   Eats dead plants and animals  
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Food Chain   Show how matter and energy move through an ecosystem in a series of steps showing which organisms transfer energy by eating and being eaten.  
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Food Web   Models that show all the possible feeding relationships at each tropic level in a community, links all food chains in an ecosystem together.  
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Sun's role in food   Source of all energy for living things  
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Chain/web   The complex system of interrelated food chains in an environment is known as a food web  
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Energy Pyramid   A pyramid that shows how energy flows from organism to organism  
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Symbiosis   A relationship between two species that benefits at least one of the species.  
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Mutualism   A relationship in which both species benefits  
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Commensalism   A relationship in which one species is helped and one is uneffected  
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Parasitism   A relationship in which one species is helped and one is harmed  
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Predator/prey   An interaction between two organisms of unlike species in which one of them acts as predator that captures and feeds on the other organism that serves as the prey.  
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Competition   An interaction between organisms, populations or species in which birth, growth and death depend on gaining a share of limited environmental resource  
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Adaptation   A change or the process of change by which an organism or species becomes better suited to it's environment  
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Created by: Ichristian3
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