Answer: 9th Floor
Uncle Vernon's office was on the 9th floor which is stated in the first chapter. It also states that he shouted at five different people during that day, and brought himself a doughnut roll for his lunch.
From Quiz: "Harry Potter and the Sorcerer's Stone" Impossible
Answer: Neville's toad
When Harry, Ron and Hermione were sneaking out to go to the third floor, they saw a toad in the common room and said, "Trevor, what are you doing, you're not supposed to be here!" Then Neville turned around in the chair and said, "Neither should you." Hermione then petrified him using the body-bind curse: "Petrificus Totalus".
From Quiz: Harry Potter and the Philosopher's Stone
Answer: Morag MacDougal
Neville, who was first introduced into the story on the train while he was searching for his toad Trevor, fell over in anxiety and fear on his way to the stool. Apparently, the hat took a long time to decide, making Neville even more nervous, which led to his leaping off the stool and attempting to leave with the hat still on. He had to "jog back amid gales of laughter to give it to 'MacDougal, Morag.'"
From Quiz: The Sorcerer's Stone's Most Obscure, Part II
Answer: Sirius Black
Sirius Black is a character that first appears in "Harry Potter and the Prisioner of Azkaban", but is a major part in the series. He is said to be a criminal, and he is Harry's godfather. The reason Hagrid borrowed the motorcycle from him was so Dumbledore could put Harry on the Dursleys' porch.
From Quiz: Harry Potter: The Life Before Wizardry
Answer: Albus Dumbledore, Minerva McGonagall, and Rubeus Hagrid
After the murder of his parents, Harry is brought to live with his aunt, uncle, and cousin by Albus Dumbledore, Minerva McGonagall, and Rubeus Hagrid. Albus Dumbledore arrives by apparating, Minerva McGonagall arrives by transforming into her animagus (a tabby cat with spectacle markings around its eyes), and Rubeus Hagrid arrives on a borrowed flying motorcycle. Albus Dumbledore assures the other two that Harry living with his aunt, uncle, and cousin will be the best solution. The infant, Harry, is left on the doorstep with a letter written by Dumbledore describing the events that transpired.
From Quiz: Harry Potter and the Sorcerer's Stone
Answer: Shan't
Dudley was the one-year-old son of Vernon and Petunia Dursley. He was a rather pampered boy and Mr and Mrs Dursley loved him very much. They thought that he was the finest boy there could ever be.
From Quiz: Harry Potter and the Philosopher's Stone
Answer: 5 knuts a scoop
When Harry is in Diagon Alley to buy his things for school, he goes to the Aphothecary to buy basic potion ingredients. When Hagrid is at the counter asking the man for the ingredients, Harry is looking at things like "silver unicorn horns at twenty-one Galleons each and minuscule, glittery black beetle eyes(five Knuts a scoop)."
From Quiz: Harry Potter: Do You Know the First Book?
Answer: Cats
Mrs. Figg used to be Harry's babysitter when it was Dudley's birthday, and she used to always tell him about her numerous cats. That was why he always hated going there. Later in the series we find out that Mrs. Figg is a squib(a person born in a wizarding family who is not capable of magic), and has contact with the wizarding world.
From Quiz: Harry Potter and the Philosopher's Stone
Answer: A lemon drop
It is also the password to his office in book two!
From Quiz: Beginning of the Magic
Answer: Ted
Ted is the name of the news presenter. Jim McGuffin was the weatherman.
From Quiz: Harry Potter and the Philosopher's Stone
Answer: Cupboard under the stairs
Did you know the series of "Harry Potter" books has been translated into 62 different languages?
From Quiz: Harry Potter and the Philosopher's Stone
Answer: 24
Uncle Vernon did not want Harry to go to Hogwarts School of Witchcraft and Wizardry, so he was tired of the letters that were being received everyday from Hogwarts for Harry about his admission into the school. Hence, he left his house and started living elsewhere with his family and Harry.
From Quiz: Harry Potter and the Philosopher's Stone
Answer: Professor McGonagall
Sweets that Dumbledore is rather fond of usually end up being passwords to his study like "Fizzing Whizbee" and "Cockroach Cluster".
From Quiz: Amusing Quotes in "Harry Potter" Book 1
Answer: Rubeus Hagrid
Hagrid arrived on Privet Drive riding a flying motorcycle with baby Harry wrapped up in a blanket.
From Quiz: Harry Potter and the Sorcerer's Stone
Answer: Majorca
As Mrs. Figg had broken her leg, Harry had nowhere to go for Dudley's birthday. Uncle Vernon suggested Yvonne's house - that's when Aunt Petunia told us she was on holiday in Majorca.
From Quiz: Harry Potter and the Philosopher's Stone
Answer: A cat reading a map
It's Professor McGonagall!
From Quiz: Random: "Harry Potter and the Sorcerer's Stone"
Answer: five knuts
Hagrid told Harry that the owl wanted paying and told him to pay the owl five knuts. But at that time, Harry had no idea what a knut was, so Hagrid told him they were the little bronze ones.
From Quiz: Random Harry Potter Questions
Answer: The Bloody Baron
While it is never fully explained why Peeves fears the Bloody Baron, he is the only ghost that can control Peeves. The Bloody Baron is also the person responsible for killing the Grey Lady (as found in Book 7).
From Quiz: Year One
Answer: A wooden flute
Hagrid gave Harry a wooden flute for his first Christmas at Hogwarts. Harry later used this same flute to play music to Fluffy, the three-headed dog, in order for it to fall asleep and enable them to pass through the trapdoor.
From Quiz: The Philosopher's Stone
Answer: Railview Hotel
They stay the night at Railview Hotel and eat stale cornflakes and tinned tomatoes for breakfast. The next day the owner of the hotel comes up to them and informs them that she had found a hundred letters addressed to Harry at the front desk.
Cokeworth is the name of the place in which Railview Hotel is located and Hut-on-the-rock is the hut on the small island where Harry and the Dursleys sleep the next night. It is also written as the address on the letter that Hagrid gives Harry.
From Quiz: Harry Potter's Big Adventure
Answer: Professor Dumbledore
During the first chapter, which retells the hours directly after Lily and James Potter's deaths, Professors Dumbledore and McGonagall are waiting for Hagrid to deliver baby Harry Potter. McGonagall questions whether Hagrid is the right person to be trusted with this important task, and Dumbledore replies with this sentence.
From Quiz: 'Philosopher's Stone': Who Said That?
Answer: Harry Potter
The correct answer is Harry Potter. Harry says this when he meets Oliver Wood for his first Quidditch training session. Oliver replies: "Never at Hogwarts. We've had a couple of broken jaws but nothing worse than that."
From Quiz: "Harry Potter" Quotes: Book One
Answer: a thumpin' good'un
Hagrid tells Harry he was going to be "a thumpin' good wizard" once he's been trained. He says this just after he tells Harry he's a wizard.
From Quiz: "Harry Potter and the Sorcerer's Stone" Quiz
Answer: Dedalus Diggle
Professor McGonagall reckons it was Dedalus Diggle, as "he never had much sense". Harry actually meets Dedalus while on his first trip to the Leaky Cauldron almost ten years later.
From Quiz: Off the Wall About Harry Potter
Answer: Red
From Chapter 17 of "Philosopher's/Sorcerer's Stone": "Where there should have been a back to Quirrell's head, there was a face, the most terrible face Harry had ever seen. It was chalk white with glaring red eyes and slits for nostrils, like a snake." Professor Quirrell, who teaches at Hogwarts, is being controlled by Lord Voldemort, from under his turban. Lord Voldemort killed Harry's parents.
From Quiz: Harry Potter's Colours - Year One
Answer: emerald
This is in the chapter where we are introduced to many of the main characters: Dumbledore, McGonagall, Hagrid, the Dursleys, and of course, Harry.
From Quiz: Harry Potter Book One
Answer: 12
"Festoons of holly and mistletoe hung around the walls, and no less than *twelve* towering Christmas trees stood around the room, some sparkling with tiny icicles, some glittering with hundreds of candles." -J.K. Rowling
From Quiz: Harry Potter: Book 1
Answer: Doughnut
Uncle Vernon's office was on the ninth floor and he sat with his back to the window. He did not see the owls sweep past in broad daylight.
From Quiz: "The Boy Who Lived"
Answer: Uncle Vernon called Dumbledore 'some crackpot old fool'.
Uncle Vernon did say all of these things, but it was the insult to Dumbledore that enraged Hagrid the most. That's when he gave Dudley a pig's tail.
From Quiz: Harry Potter and the Philosopher's Stone
Answer: 17
When the letter is described, it said:-
Mr H. Potter
Room 17
Railview Hotel
Cokeworth
From Quiz: Harry Potter - Book 1
Answer: They were making a new fashion statement
One of the people wearing a cloak said 'Harry Potter' and Mr. Dursley got really nervous. Then he realized he wasn't sure if that was his nephew's name or not, it might have been Harold.
From Quiz: Harry Potter and the Sorcerer's Stone
Answer: Aunt Petunia
Aunt Petunia was ashamed of having a witch in the family.
From Quiz: Harry's Friends and Enemies
Answer: Stonewall High
Dudley and Harry spend their primary school years at the same school, but separate when they change to secondary school. Dudley will be going to Smeltings, where Uncle Vernon went, but Harry's aunt and uncle are prepared to send him to Stonewall High, the local comprehensive.
From Quiz: A Quiz For Harry Potter Experts (Book 1)
Answer: Yvonne
Petunia's friend Yvonne is suggested as an alternative carer for Harry.
From Quiz: Harry Potter and the Philosopher's Stone
Answer: emerald
When we first meet her in Privet Drive, she is described as "a rather severe looking woman who was wearing square glasses exactly the shape of the markings the cat had had around its eyes." She was wearing an emerald cloak.
From Quiz: The Colours of Harry Potter
Answer: 713
Hagrid and Harry went to get it after they went to Harry's vault to pick up some money.
From Quiz: The First Harry Potter Book
Answer: The moon
They are always looking up.
From Quiz: 'Harry Potter and the Sorcerer's Stone' Quiz
Answer: Trevor
Scabbers is Ron's rat.
From Quiz: Harry Potter and the Sorcerer's Stone
Answer: 12 feet
From Quiz: 'Harry Potter and the Sorcerer's Stone' Trivia
Answer: 11
Harry turns eleven.
From Quiz: Harry Potter Book One