wheat germ vs wheat berry

wheat germ and wheat berry both are nouns.

Word	Noun	Adjective	Verb	Adverb
wheat germ	Yes	No	No	No
wheat berry	Yes	No	No	No

wheat germ (noun)	wheat berry (noun)
embryo of the wheat kernel; removed before milling and eaten as a source of vitamins	grains of common wheat; sometimes cooked whole or cracked as cereal; usually ground into flour
	a grain of wheat