The Philosopher's stone or the Chamber of secrets
The Prisoner of Azkaban
The Goblet of fire
The Order of the phoenix or the Halfblood prince
The Deathly hallows
100

What was the name of Harry's Defence against the Dark arts teacher? (First and Second book)

Professor Quirrell and Professor Lochart (Lokons)

100

What is the name uncle Vernon's sister (Harry's aunt)?

Aunt Marge

100

What was the nickname of the Dark Lord's servant?

Wormtail (Tail)

100

Who was the Halfblood prince?

Severus Snape

100

Who had a marriage that year?

Bill Weasley and Fleur Delacour

200

What is the name of a person, who invented the Philosopher's stone?

Nicolas Flamel

200

What was the name of the Prisoner of Azkaban?

Sirius Black

200

How much time did the Champions have to get their hostages?

1 hour

200

Who killed Sirius Black?

Bellatrix Lestrange

200

Where did Hermione hide their things during adventure?

A small beaded handbag

300

How do you open the Chamber of secrets?

You say "open up" in snake language.

300

What subject did Pr. Hagrid teach?

Care of magical creatures

300

What was the Third task?

Labyrinth 

300

What spell did Harry use on Draco Malfoy?

Sectumsempra

300

Who told Harry, Ron and Hermione  about the Deathly hallows?

Xenofilious Lovegood (Luna's father)

400

What was the name of Dark Lord?

Lord Voldemort (X1 points)

Tom Riddle OR He-who-must-not-be-named OR You-know-who (X2 points)

400

How did Hermione Granger go onto many lessons at one time?

She used the Time Turner (Mohovic of time)

400

What was Harry's Defence against the Dark arts teacher?

Pr. Moody (Grum) (X1 points)

Barty Crouch JR (X2 points)

400

The address of the Order of the Phoenix headquarters?

Number 12 Grimauld place

400

How many horcruxes were there? (if you include Harry)

7

500

What did the mirror of ERISED show?

"It shows us nothing more or less than the deepest, most desperate desire of our hearts" (Pr. Dumbledore)

500

What was the name of Hagrid's hippogriff?

Buckbeak 

500

First think of a person who lives in disguise

Who deals in secrets and tells not but lies

Next give me the sound often heard

During the search for a hard-to-find words

Now string them together, and answer me this?

Which creature would be unwilling to kiss?

Spider (this riddle sphinx gave to Harry in ther Third task)

500

What was the name of a centaur who teached Divination (Proricanie)?

Florenze 

500

Who was the owner of the Elder wand before Harry?

Draco Malfoy