On This Day: 11 April 1960 1st ---------- satellite launched (Tiros 1) ?

Questions

'Die, my dear Doctor, that is the last thing I shall do!'?

Which bird family are the Columbidae?

Which Shakespeare play has female characters, Bianca and Katherine?

What is the common name of the plant Nigella?

Name the British nuclear submarine that sank the General Belgrano?