Science / Interactions of Life: Chap 1 Test Review

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Can you name the key terms?

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

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