What vitamin, found in carrots, helps maintain the acuity of your vision?

More Questions:

How many meters is a lap in an official Olympic swimming pool?

Which character killed Richard Cory?

Once married to Ted Hughes, which American poet committed suicide in 1963?

In which Shakespeare play would you find Constable Elbow?

Which famous poem includes the line "I am the master of my fate, I am the captain of my soul"?

Lombard Street in London is the equivalent to which famous street in the US?

Which state is home to the oceanside city Myrtle Beach?

Which country is home to the spring festival called "Holi"?

In what organ of the human body would you find the medulla?

In kilograms, what is the weight of 1 liter of water?

What song has the lyric "I saw a werewolf with a Chinese menu in his hand"?

What pirate's treasure is at the center of the kids" search in "The Goonies"?

In the movie "Princess Mononoke', what affliction do the Secret Engineers in Irontown have?

Who played the part of "Bluebottle" in a popular radio comedy series?

What is the name of Gene Autry's horse?