The word 'plant' is a verb and a noun.
Plants is a noun (plural form of plant) and a verb (third person singular conjugation of plant).
The word planting is a verb. It is the present participle of the verb plant.
part of speech
The part of speech for this particular word is a noun.
The bulb of the ginger root can be planted again as it is like the seed of the plant.
adverb
what part of speech is work
what part of speech is beneath
the part of speech sashay is a averb
Did is a verb, and not is an adverb. Didn't is not any part of speech. It's a contraction of did and not.
Adjective
The word speech is a noun.
No, but it's part of a noun which the noun is the part of speech.
Yes, conjunction is a part of speech.