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239,757 public questions across 1,818 topics. Challenge yourself, or build the perfect quiz for game night.

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Intermediate Flowers And Plants

Which plant species is the natural source of artemisinin, the antimalarial compound?

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Hard Flowers And Plants

Which flowering plant is commonly known as the flame lily?

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Intermediate Flowers And Plants

Which plant is the botanical source of the spice and food flavoring vanilla?

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Easy Flowers And Plants

Which plant genus includes the coffee species Coffea arabica and Coffea canephora?

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Hard Flowers And Plants

Which orchid species is commonly called the ghost orchid?

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