Book 1
Book 2
Book 3
Book 4
Book 5
100

Which Hogwart's professor does Harry meet before going into Diagon Alley?

Professor Quirrell

100

What does the memory of Tom Riddle call Fawks and the Sorting Hat?

A songbird and an old hat.

100

What does Lupin's boggart take the form of?

The full moon.
100

Who is impersonating Mad Eye Moody?

Barty Crouch Junior

100

Who is the Secret Keeper for Grimmauld Place?

Albus Percival Wolfrick Brian Dumbledore.

200

What are the misspelled words on Harry's birthday cake?

Happy and Birthday

200

What spell does Harry use against the giant spiders?

Aranea Exumai

200

Which werewolf bit Lupin?

Fenrir Greyback

200

What does Voldemort say before he kills Cedric?

Kill the spare.

200

Where is the veil in which Sirius falls through? 

The Department of Mysteries.

300

What is the first question Arthur Weasley asks Harry?

What exactly is the function of a rubber duck?

300

What does Fred say about Mrs. Weasley and Professor Lockhart?

Mum fancies him.

300

Before they actually meet him, how does Hermione know that Lupin's name is R.J. Lupin?

She looks on his baggage case.

300

Who curses the Triwizard cup?

Barty Crouch Junior

300

What is the spell that Snape uses to read Harry's mind?

Legilimens. 

400

Who sends Harry his Nimbus 2000?

Professor McGonnagall

400

What is Professor Lockhart's favorite color?

Lilac

400

How many times does Harry have to try to cast a Patronous before it works?

2 (it works on his third try)

400

What is the incantation for the reviving spell that Voldemort uses?

Bone of the father unknowingly given, flesh of the servant willingly given, blood of the enemy forcibly taken.

400

Who kills Sirius Black?

No one technically does. Bellatrix Lestrange causes him to fall into the veil, which ultimately kills him.

500

In the book, what food, not dessert, does Hagrid pull out of his pocket for Harry?

Sausages

500

What did Mr. Weasley say to Ginny at the end of the book when they are discussing Tom Riddle's diary?

"What have I always told you, don't trust anything that can think for itself if you can't see where it keeps its brain."

500

What is the spell that Hermione use during the quidditch match that make Harry's glasses repel water?

Impervious

500

What does Harry's clue from the egg say?

"Come seek us where our voices sound; We cannot sing above the ground; And while you're searching, ponder this: We've taken what you'll sorely miss. an hour long you'll have to look; And to recover what we took.

500

what wizards rescue Harry from Privet drive?

Moody, Tonks, Kingsley, Elphias Doge, Dedalus Diggle, Emmeline Vance, Sturgis Podmore and Hestia Jones. 

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