biota vs biology

biota and biology both are nouns.

Word	Noun	Adjective	Verb	Adverb
biota	Yes	No	No	No
biology	Yes	No	No	No

As nouns, biota and biology are synonyms defined as:

biota (noun)	biology (noun)
all the plant and animal life of a particular region	the science that studies living organisms
	all the plant and animal life of a particular region
	characteristic life processes and phenomena of living organisms