Question: What was the number one single by the band that features a lead singer who won the season finale of a television reality game show that premiered in 2010 on NBC?
Answer: Every Rose Has Its Thorn

Question: Who created a substance that was banned by the UK on 10 June of 2013?
Answer: Ralf Heim

Question: Are Okra and Pultenaea both edible tubers?
Answer:
no