order vs biological science

order and biological science both are nouns.

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

order (noun)	biological science (noun)
the act of putting things in a sequential arrangement	the science that studies living organisms
(architecture) one of original three styles of Greek architecture distinguished by the type of column and entablature used or a style developed from the original three by the Romans
a degree in a continuum of size or quantity
a legally binding command or decision entered on the court record (as if issued by a court or judge)
a commercial document used to request someone to supply something in return for payment and providing specifications and quantities
a body of rules followed by an assembly
(often plural) a command given by a superior (e.g., a military or law enforcement officer) that must be obeyed
a request for something to be made, supplied, or served
logical or comprehensible arrangement of separate elements
(biology) taxonomic group containing one or more families
a formal association of people with similar interests
a group of person living under a religious rule
established customary state (especially of society)
a condition of regular or proper arrangement

order (verb)	biological science (verb)
bring order to or into
place in a certain order
assign a rank or rating to
arrange thoughts, ideas, temporal events
make a request for something
give instructions to or direct somebody to do something with authority
issue commands or orders for
bring into conformity with rules or principles or usage; impose regulations
appoint to a clerical posts