11) What is the name of the ghost that resides in the Slytherin common room?
12) What is the name of the potion that Salazar Slytherin used to create his Chamber of Secrets?
13) Who said "We'll teach them a lesson they'll never forget"?
14) Who wrote “It is our choices, Harry, that show what we truly are, far more than our abilities”?
15) What is the house symbol of the Slytherin house?
16) Who is the founder of Slytherin house?
17) Who is the head of Slytherin House at Hogwarts?
18) What is the house motto for Slytherin House?
19) Which of the following characters is not a member of Slytherin House?
20) What color are the robes worn by Slytherin students?