Science: 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 the relation between organisms and their environment
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| population | a group of individuals of one species
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| organism | a living thing
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| fluctuate | to rise and fall
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| food chain | a diagram showing one particular example of feeding relationships
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| food web | a diagram showing all the food relationships in an ecosystem
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| predator | an animal that hunt and eats another animal for food
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| prey | an animal that is hunted for food
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| 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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| energy pyramid | a diagram that shows the available energy at each feeding level
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| trophic level | feeding level in a food chain
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| decomposer | organisms that eat dead organisms and waste and recycle them back into the environment
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| cellular respiration | the process of breaking down sugar in a cell to release energy
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| Carrying capacity | the largest population an ecosystem can support
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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 the other remains unaffected
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| parasitism | a symbiotic relation ship 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:
lharvey72
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