Interactions of Life: Chap 1 Test Review

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Can you name the key terms?

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

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