Misc: What is Harvard University's dramatic society, established in 1848, called?

Questions

Which plant has the latin name Centaurea cyanus?

Whhich art movement originated in Paris in 1905 with the founding of the Salon d'Automne?

April 25 is which national holiday in Australia and New Zealand?

What is Gregory Pecks first name?

As whom was fitness expert Derrick Evans better known?