biological science vs male

biological science and male both are nouns.

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

biological science (noun)	male (noun)
the science that studies living organisms	an animal that produces gametes (spermatozoa) that can fertilize female gametes (ova)
	a person who belongs to the sex that cannot have babies

biological science (adjective)	male (adjective)
	being the sex (of plant or animal) that produces gametes (spermatozoa) that perform the fertilizing function in generation
	for or pertaining to or composed of men or boys
	characteristic of a man