How well do you know World of Warcraft?

A quiz about the popular Massive Multiplayer Online Roleplaying Game!

1 What is the level cap as of Wrath of the Lich King?
2 In Warsong Gulch, how many flag captures are needed for a victory?
3 What is the name of the sanctuary in Northrend?
4 If an opposing player is blasting you with a ball of lighting, what class does he/she play?
5 You are a mage. You are being attacked by multiple opponants and you know you cant possibly beat them. What is the best spell to cast to get away?
6 In the Heroic Instance Trial of the Crusader, what is the name of the final boss?
7 In the next expantion, Cataclysm, Blizzard is adding a Heroic mode to two classic instances. Of these answers, which one is going to have a Heroic difficulty added?