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Fieldman SR

Science review

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