Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.

Which tree belongs to the genus Betula?
birch

What was the title of Pink Floyd's 11th studio album, released in 1987, that contained the single releases Learning to Fly and One Slip?
a momentary lapse of reason

What is the Falkirk wheel?

boat lift