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biotic
biotic potential
biotin
biotite
biotope
biotron
biotroph
biotype
bioventing
biowarfare
bioweapon
biparental
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biota

bi·o·ta [ bī ṓtə ] (plural bi·o·tas)


noun 
Definition:
 
all organisms in given area: the total complement of animals and plants in a particular area
The biotas of tropical forests are the richest of all.

[Early 20th century. Via modern Latin< Greek biotē "life" < bios "life"]
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