Interactions of Life: Chap 1 Test Review

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The presence of _______________usually increases the number of species that can live in an ecosystem
organisms that cannot make their own energy-rich molecules
a model of the feeding relationships among organisms in an ecosystem
a symbiotic relationship in which both species benefit
the largest number of individuals of one species that an ecosystem can support over time
all the organisms in an ecosystem that belong to the same species
anything that restricts the number of individuals in a population
consumers that eat both plants and animals
the place in which an organism lives
how an organism survives, including its habitat, and how it obtains food and shelter
Competition limits....
all the organisms living in an area and the nonliving features of their environment
organisms that use an outside energy source, such as the sun, to make energy-rich molecules
a symbiotic relationship in which one species benefits and the other is harmed
help recycle once-living matter by breaking it down into simple, energy-rich compounds
any close relationship between species
Omnivores, herbivores, carnivores, and composers are all examples of...
a symbiotic relationship in which one species benefits and the other is not affected
the studty of interactions among organisms in their environment
all the populations in an ecosystem
The water temperature is an example of ________feature
the part of Earth that supports life
takes place when more than one organism seeks the same resource at the same time
In the relationship between a raccoon and a fish in the stream, the raccoon is the......

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Created Sep 28, 2010ReportNominate
Tags:chap, interaction, life, review, test