Sugoro Quest, Part 2

Figuring out Sugoro Quest .... Part 2. By the way, it's an RPG based on rolling dice.

Take a break to answer the following:
1) Do you sleep during the night or day? Why? Please elaborate.
2) How many colors are in the rainbow?
3) What's the biggest (not the tallest) arabic numeral?
4) Have you ever been on a boat that was powered by a steam engine?
5) Read Homer's Odyssey. Now explain the meaning of it. What..? No, that's not dense enough. Please elaborate.