Biology Review
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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| food chain | a series of steps in which organisms transfer energy by eating and being eaten
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| food web | a diagram that shows the feeding relationships between organisms in an ecosystem
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| trophic level | feeding level in an ecosystem
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| producer | an organism that makes its own food
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| consumer | an organism that obtains energy by feeding on other organisms
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| herbivore | organism that obtains energy by eating only plants
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| carnivore | organism that obtains energy by eating animals
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| omnivore | an animal that feeds on both animal and vegetable substances
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| parasite | an animal or plant that lives in or on a host (another animal or plant)
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| host | an animal or plant that nourishes and supports a parasite
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| predator | any animal that lives by preying on other animals
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| prey | animal hunted or caught for food
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| aquatic ecosystem | an ecosystem that is water-based, either fresh water or salt water
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| terrestrial ecosystem | an ecosystem on land
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| marine ecosystem | An ocean (saltwater) ecosystem
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| freshwater ecosystem | A river, lake, stream, or pond (not ocean) ecosystems
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| autotroph | an organism that makes its own food
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| heterotroph | an organism that cannot make its own food
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| energy pyramid | a diagram that shows the amount of energy that moves from one feeding level to another in a food web; the most available energy is at the bottom and the least is at the top
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| commensalism | symbiotic relationship in which one member of the association benefits and the other is neither helped nor harmed
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| mutualism | symbiotic relationship in which both species benefit from the relationship
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| parasitism | symbiotic relationship in which one organism lives in or on another organism (the host) and consequently harms it
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| decomposer | An organism that breaks down wastes and dead organisms
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| ecosystem | collection of all the organisms that live in a particular place, together with their nonliving environment
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| abiotic factors | nonliving parts of an ecosystem
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| biotic factors | living things in an ecosystem
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| competition | the struggle between organisms to survive in a habitat with limited resources
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| niche | an organisms job or role in the ecosystem
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| limiting factor | factor that causes the growth of a population to decrease
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| long-term environmental change | environmental change that occurs slowly over time and effects organisms over generations
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| short-term environmental change | environmental change that occurs quickly and effects organisms immediately
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| extinct | no longer in existence
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| endangered | in danger of becoming extinct
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| pollution | Release of harmful materials into the environment
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| biodiversity | the variety of species living within an ecosystem
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| abundance | more than enough
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| runoff | water that flows over the ground surface rather than soaking into the ground
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| artificial reefs | a submerged ridge of rock or coral near the surface of the water that is built by man
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| overharvesting | catching or removing from a population more organisms than the population can replace
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| climate change | long-term significant change in the weather patterns of an area
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| disease | any change, other than an injury, that disrupts the normal functions of the body
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| invasive species | plants and animals that have migrated to areas where they did not originate; often displace native species by outcompeting them for resources
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| dam | a barrier constructed to contain the flow of water or to keep out the sea
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| water pollution | pollution of the water in rivers and lakes
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
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