QUES: Q: What suggests that the last few million years featured the greatest biodiversity in history?
A: Some scientists believe that corrected for sampling artifacts, modern biodiversity may not be much different from biodiversity 300 million years ago.
Does the answer answer the question?

ANS: no

QUES: Q: How many hectares does the island have in total?
A: The island covers an area of 25 square kilometres (2,500 ha).
Does the answer answer the question?

ANS: yes

QUES: Q: What happened on BBC's Newsnight in 1998?
A: Cabinet Minister Peter Mandelson was "outed" by Matthew Parris (a former Sun columnist) on BBC TV's Newsnight in November 1998.
Does the answer answer the question?

ANS: yes

QUES: Q: What genre of music is played by Westlife?
A: This format often includes dance-pop (such as upbeat songs by Madonna, Cher, Gloria Estefan and Kylie Minogue), power pops (mainly by boybands such as Backstreet Boys and Westlife), and adult-oriented soft rock music that are ballad-driven (typically by Aerosmith[citation needed], The Eagles, Sting, Toto and The Moody Blues).
Does the answer answer the question?

ANS:
yes