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Everyday Science: Wheat Quiz
by Staff
As Earth's population continues to rise, wheat plays an increasingly essential role in making sure everyone gets enough to eat. You can find cultivated wheat fields and dishes across the globe. It's time to put your wheat knowledge to the test.

For roughly how long have humans cultivated wheat?

  • 5,000 years
  • 10,000 years
  • 100,000 years

How many acres do wheat fields cover worldwide?

  • 50 million acres
  • 500 million acres
  • 5 billion acres

How much of the global wheat crop is planted to ensure future harvests?

  • 10 percent
  • 15 percent
  • 20 percent

How many stages are there in a wheat plant's life cycle?

  • three stages
  • four stages
  • five stages

Which part of a wheat kernel contains the wheat plant embryo?

  • endosperm
  • bran
  • germ

Which variety of wheat is known as "common wheat?"

  • Triticum durum
  • Triticum aestivum
  • Triticum compactum

If you're enjoying a cookie or a slice of cake, which variety of wheat probably was used to make your tasty treat?

  • Triticum durum
  • Triticum aestivum
  • Triticum compactum

What's it called when you remove the wheat grains from the rest of the head?

  • reaping
  • chaffing
  • threshing

Which part of the wheat grain can turn rancid in flour if not properly stored?

  • germ
  • bran
  • endosperm

Which part of the wheat grain isn't used to make white bread?

  • bran
  • endosperm
  • both bran and endosperm