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Science review

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
trophic levels   comprising organisms that share the same function in the food chain and the same nutritional relationship to the primary sources of energy.  
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population   all the members on one species of a particular area  
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community   all the populations in an area  
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estuary   the tidal mouth of a large river  
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limiting factors   resources are environmental conditions that limit the growth  
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commensalism   an association between two organisms in which one benefits and the other derives neither benefit nor harm  
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invasive species   organisms that are not native  
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food web   a system of interlocking and interdependent food chains  
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pyramid of numbers   The number of organisms in a food chain can be represented graphically in a pyramid  
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biomass   organic material that comes from plants and animals  
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exponential growth   growth whose rate becomes ever more rapid in proportion to the growing total number or size  
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symbiosis   interaction between two different organisms living in close physical association  
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adaptation   the action or process of adapting or being adapted  
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dependent variable   whose value depends on that of another  
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habitat fragmentation   process by which habitat loss results in the division of large, continuous habitats into smaller, more isolated remnants  
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Created by: Tyler Fieldman
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