Q: Available in small quantities in tonic water, quinine, which comes from the bark of the cinchona [sin-koh-nuh] tree, was first used to treat what tropical disease?
A: malaria

Q: Before being replaced with the 118 numbers, what three digit number was used for Directory Enquiries for domestic numbers?
A: 192

Q: Potomology is the scientific study of what?
A:
rivers