Choose the Adjective from the given sentence: The whole class is listening to the teacher carefully.

An adjective is a word that qualifies a noun or a pronoun. Example: I have a pink pencil. The word 'whole' is qualifying the word 'class' which is a noun. Therefore it is an adjective. 'Whole' is also used as a noun. It means 'all of something'. Example: She had to choose the best as she could not accept the whole.