What protein is responsible for giving blood its color?

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The flowers of the curry tree are what color?

What is the best known artificial international language?

Who wrote the children's book "The Trumpet of the Swan"?

What was Gatsby's first name in the book "The Great Gatsby’s"?

Who wrote "De Profundis" while in prison?

Of the seven colors of the rainbow which is the middle one?

What professor of physics oversaw the design and assembly of the first atomic bomb?

Luna orbits what planet of the solar system?

What color are cranberries before they turn red?

What did French scientist Hippolyte Mège-Mouriès is most often associated with?

The alliance "Chilltown" consists of what two players?

What was the nickname of German flying ace Manfred von Richthofen?

What year was US President Ronald Reagan born?

Which play is believed to be Shakespeare's first tragedy?

What country borders Central African Republic to the north?