biology vs biota

biology and biota both are nouns.

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

As nouns, biology and biota are synonyms defined as:

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