Answer: Olly
Olly watched his family and village slaughtered by Wildling reavers, and thus killing Ygritte (Jon Snow's Wildling lover) with an arrow was understandable. Stabbing his Lord Commander, however, is what put the boy's head in a noose.
From Quiz: Who Killed Whom on "Game of Thrones?"
Answer: Growing Strong
House Tyrell's motto is "Growing Strong", while their sigil is a yellow rose on a green background.
"Ours Is The Fury" is the motto of House Baratheon, "Pride and Purpose" of Buckwell and "Set Down Our Deeds" of Penrose of Parchments.
From Quiz: "Game of Thrones" - Sigils and Mottos
Answer: Blackfish
Brynden Tully's nickname stuck when Hoster, his brother, called him the black goat of the family because he refused to marry to improve the family's wealth. As a response, Brynden said it was better to call him "blackfish", since Tully's sigil is a trout.
Other characters have nicknames as well: Jaime Lannister was given the name Kingslayer for murdering Aerys II Targaryen, the Mad King.
Petyr Baelish was born in The Fingers (The Vale) hence his nickname Littlefinger. Varys is called The Spider due to his "little birds", a huge web of informers throughout the world.
Black Dread was the name given to Balerion, Aegon The Conqueror's dragon.
From Quiz: "Game of Thrones" - General Knowledge
Answer: The Eyrie
The Moon Door, built on the floor of a room in the Eyrie, serves the purpose of throwing someone to the vale itself, located far below.
There are several references to the Moon in The Vale, starting with the sigil of the House Arryn and the name of many locations throughout the place.
From Quiz: "Game of Thrones" - Locations
Answer: The Unsullied
Daenerys agrees to give her dragon, Drogon, to Kraznyz mo Nakloz in return for 8,000 Unsullied warriors. When the trade is complete, Kraznyz mo Nakloz goes to leave with Drogon and is angered when the dragon will not obey him. At this point, Daenerys reveals that she does not intend to part with her dragon or the Unsullied and things are not going to end well for Kraznyz mo Nakloz. He begins yelling at the Unsullied to kill Daenerys, but they will not obey as he is no longer their master. Daenerys then instructs the Unsullied to kill the slave masters.
From Quiz: Totally "Killer" "Game of Thrones" Quiz
Answer: "Unbowed, Unbent, Unbroken"
"Hear Me Roar" are the words of House Lannister, "Growing Strong" are the words of House Tyrell, and "Winter Is Coming' are the words of House Stark.
From Quiz: Game of Thrones
Answer: Orell
In season 3, Orell was killed by Jon Snow after Orell and the rest of the wildlings discovered that Jon was still a brother of the Night's Watch at heart instead of the wildling he was pretending to be. Jon was ordered to kill an innocent old man to prove he was loyal to the wildlings, and when he couldn't, Tormund Giantsbane told his men to kill Jon. During the fight, Jon kills Orell.
From Quiz: Last Words of "Game of Thrones" Characters
Answer: Rorge
In season 4, episode 7, Arya and The Hound come across a dying man in an abandoned village. After The Hound gives the man mercy, he is attacked by two men. The first man bites The Hound but The Hound kills him. Arya quickly realizes that the second man was one of Yoren's prisoners in Season 2. The Hound asks Arya if he is on her "list", but Arya says no because she doesn't know his name. The Hound asks the man what his name is. "Rorge" he says. Arya then thanks the man and drives Needle through his heart.
From Quiz: Impossible "Game of Thrones" Quiz
Answer: The Twins
Catelyn, Robb, and his wife were all killed during the Red Wedding at the Twins.
From Quiz: "Game of Thrones" Seasons 1-3
Answer: Jon Arryn
It was shown in the very beginning of season 1 when he died.
From Quiz: Game Of Thrones