alpine vs biological science

alpine is not a noun while biological science is a noun.

Word	Noun	Adjective	Verb	Adverb
alpine	No	Yes	No	No
biological science	Yes	No	No	No

alpine (noun)	biological science (noun)
	the science that studies living organisms

alpine (adjective)	biological science (adjective)
relating to or characteristic of alps
living or growing above the timber line