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Defend Earth from alien invaders
an individual living thing, such as a bacterium, fungus,
protist, plant, or animal
a group whose members possess similar anatomical characteristics and have the ability to Interbreed
a group of interacting individuals belonging to one species
and living In the same geographic area
an assemblage of all the organisms living together and potentially interacting in a particular area
all the organisms in a given area, along with the nonliving (abiotic) factors with which they interact; a biological community and its physical environment
a nonliving component of an ecosystem, such as, air, water or temperature
a living component of a biological community; an organism, or a factor pertaining to one or more organisms
a place where an organism lives; an environmental situation in which an organism lives
the entire portion of Earth inhabited by life; the sum of all the planets ecosystems
dispersion patterns (define the three types)
the manner in which individuals in a population are spaced within their area. Three types of dispersion patterns are
clumped (individuals are aggregated in patches), uniform (individuals are evenly distributed), and random (unpredictable distribution)
a network of interconnecting food chains
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