useless trivia: What Word Means: A First Name - A Dark Green Color - The Fruit Of A Tree?

Questions

Which chemical element is named after the 1959 winner of the Nobel Prize for Physics?

Who was married to Francis II, Lord Darnley and The Earl of Bosworth?

Which islands way of life and culture is described as Bajun?

In the bible the book of Psalms is attributed to King David, to who is the book of Ecclesiastes attributed?

In Verdi's opera Rigoletto what is the occupation of Rigoletto?