QUES: Q: After the division from Australia, what began to appear?
A: By the end of the Cretaceous, about 66 Ma, Antarctica (then connected to Australia) still had a subtropical climate and flora, complete with a marsupial fauna.
Does the answer answer the question?

ANS: no

QUES: Q: What is Tucson's Fox station?
A: KUAT-TV 6 is a PBS affiliate run by the University of Arizona (as is sister station KUAS 27).
Does the answer answer the question?

ANS: no

QUES: Q: What was the Water Boiler that Feyman worked on?
A: Feynman's other work at Los Alamos included calculating neutron equations for the Los Alamos "Water Boiler", a small nuclear reactor, to measure how close an assembly of fissile material was to criticality.
Does the answer answer the question?

ANS: yes

QUES: Q: How many of Chopin's works still exist?
A: Over 230 works of Chopin survive; some compositions from early childhood have been lost.
Does the answer answer the question?

ANS:
yes