science class/McClendon/ecology
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Ecology | the study of how living and nonliving things interact in an ecosystem
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| biotic | living parts of an ecosystem
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| abiotic | nonliving parts in an ecosystem
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| 5 levels of environmental organization | organism, community, population, ecosystem, biosphere,
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| organism | an individual animal, plant, or single celled life form
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| population | all the members of one species in a particular area
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| community | all the different populations that live together in an area
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| ecosystem | all living and nonliving things that interact in an area
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| biosphere | regions of the surface, atmosphere, and hydrosphere of the earth occupied by living organisms
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| producer/autotroph | an organism that is able to form from nutritional organic substance from simple inorganic substances
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| consumer/heterotroph | an organism deriving it nutritional requirements from complex organic substances
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| herbivore | animal that feeds on plants
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| carnivore | animal that feeds on flesh
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| omnivore | animals that eats food of both plants and animal origin
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| scavenger | animals that feed on carrion, dead plant material, or refuse
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| decomposer | an organism that decomposes organic material
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| food web | a system of interlocking and independent food chains
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| food chain | a series of organisms each dependent on the next as a food source
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| energy pyramid | a graphical model of energy flow in a community
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| limiting factor | environmental condition that limits the growth of an organism or population in an ecosystem
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| carrying capacity | number of living organisms that a region can support without environmental degradation
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| predator | an organism that does the killing
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| prey | an animal that is hunted and killed by another for food
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| predator adaptions | an adaption prey uses in chance of survival
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| prey adaptions | adaptions predators and prey use to obtain food or avoid being eaten
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| symbiosis | relationship between two species where only one benefits
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| mutualism | a relationship that both species benefit
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| commensalism | a relationship where one organism benefits and the other goes unharmed
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| parasitism | a relationship when one organism (parasite) harms the host
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Created by:
myaa baileyy
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