SCIENCE: Periodic Table: Element, atomic number 97, symbol Bk?

Questions

Poem Authors: Wallace Stevens called his works, which include "Paterson," 'anti-poetic'.?

Potpourri: Penicillium roquefortii effects these foods by ripening them as it rots them.?

Potpourri: Spanish word for redhead?

Potpourri: The French territory of Alsace-Lorraine was surrendered to Germany in this war?

Potpourri: This has been the only year in which there was no Stanley Cup winner.?