Three correct answers is a good score, five is outstanding, ten is a lie.
21 What is love not?
22 What is Other Men's Flowers?
23 What did George Holliday videotape on 3rd March 1991 in LA?
24 What links: Lake Manzala, Lake Timsah, Great Bitter Lake, Little Bitter Lake?
25 Why must I wayle for Witherington?
26 What did she cry before she died, after lifting up her lovely head?
27 What are the trees where you sit going to do?
28 Whom should you not trust when you can't find your way home?
29 Which psychological condition was defined after a 1973 Swedish bank robbery?
30 Which astronomical event is depicted in the Bayeux Tapestry?
31 The King, or Kitchener?
32 Why did the Earl of Oxford leave Elizabeth I's court for seven years?
33 Magnetite, hematite and goethite are ores of which metal?
34 Fingal O'Flahertie Wills were the middle names of which writer?
35 Whose mother and sister are cured of leprosy in a biblical epic?
36 What became the largest country in Africa this year?
37 The USS Phoenix at Pearl Harbour was sunk 40 years later under what name?
38 The Parsi people practise which religion?
39 What restriction was introduced on 8 January 1940?
40 What's it all about?
Answers are HERE
[Sources: Guardian Weekend, Ask a Silly Question (Goswell Frand), New Statesman, Wikipedia, The Oxford Dictionary of National Biography, The Public School Hymn Book, The OED, The Washington Post, The Bible, etc.]