Hardest Quiz Ever (Real Questions)

This is a quiz on anything ever.

1 What is an exocarp layer?
2 Who is the Saint of bricklayers?
3 In fourteenth cetury England, what city was the main producer of cutlery?
4 What is a carapace?
5 In 1983, Peter Stewart set a world record for...
6 What is a nickname for the ocarina?
7 In Ohio, what is it illegal to carry in your back pocket?