A noun is a person, place, or thing. A test is a thing. Therefore test is a noun.
verb
Test can be a noun and a verb. Noun: A challenge. Verb: To challenge.
Freshman is a noun.Did you see the freshmen test scores?
The word posttest is a noun. It is a test given after an experience.
"Ridiculously" is an adverb in the phrase "ridiculously easy test." It modifies the adjective "easy" to emphasize the extreme simplicity of the test.
Each is a pronoun.
Ace is a noun and a verb.Noun: I have two aces in my hand.Verb: Seth aces every test that he takes.
a verb. He implies there may be a test next week. "He" is the subject "implies" is the verb
The part of speech for this particular word is a noun.
part of speech
The part of speech for "answer" is a noun.
adverb