bio diff
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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| food chain | series of steps in an ecosystem in which organisms transfer energy by eating and being eaten.
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| food web | network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem.
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| tropic level | each step in a food chain or food web.
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| ecological pyramid | illustration of the relative amounts of energy or intercontinental within each tropic level in a given food chain or food web.
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| biomass | total amount of living tissue within a given tropic level.
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| phytoplankton | photosynthetic algae found near the surface of the ocean.
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| zooplankton | small free-floating animals that form part of plankton.
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| biochemical cycle | process in which elements, chemical compounds, and other forms of matter are passed from one organism to another and formed one part of the biosphere to another.
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| nutrient | chemical substance that an organism needs to sustain life.
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| denitrification | process by which bacteria convert nitrates into nitrogen gas.
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| nitrogen fixation | process of converting nitrogen gas into nitrogen compounds that plants can absorb and use.
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| limiting nutrient | single essential nutrient that limits productivity in an ecosystem.
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Created by:
luisfrivera
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