Mosquito and parakeet are both nouns.
Noun- the name of a type of insect
In their lower part of the body
I
it is the part through which mosquito sucks.
Presuming that 'parakeet' means budgie, even though there is actually no species known as a parakeet, the cere, which is the part above a budgies's beak where their nostrils are, is bright blue on a mature male budgie.
The part of speech for "answer" is a noun.
the vagina
part of speech
The part of speech for this particular word is a noun.
what part of speech is beneath
adverb
what part of speech is work