Alan Rock's Trivia!

Questions:

1)  Varieties of this fruit include "Ambrosia," "Smitten" and "Lemonade."

2)  This plant's lesser known names are "sunroot" and "sunchoke."

3)  This book represented the beginnings of Scientology.

4)  Who was the composer of the opera, Il Barbiere di Seviglia (The Barber of Seville)?

Answers:

1)  apple

2)  the artichoke

3)  Dianetics

4)  Rossini