What is the leaf of a fern called?

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In which sea is the island country of Malta?

The Okapi belongs to what family of animals?

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With what is charcoal and saltpeter mixed to make gunpowder?

What year was the film "48 Hrs.', starring Eddie Murphy and Nick Nolte released?

Who said: "We are more popular than Jesus"?

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Which emperor built the Taj Mahal?

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Which US president lived in Mount Vernon?

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