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The Ultimate Biofuels Crops Quiz
by Staff
No longer the stuff of science fiction, the future is now when it comes to green energy. Test your biofuel and energy crop IQ with this electrifying quiz.

Which of the following is not a biofuel?

  • ethanol
  • natural gas
  • methanol
  • butanol

Which was the first automobile designed to run on ethanol?

  • Mustang
  • Packard
  • Model T
  • Rolls Royce

Which gas can be collected from landfills and used to generate energy?

  • nitrogen
  • methane
  • carbon dioxide
  • oxygen

Which biofuel is produced by the fermentation of corn or sugar cane?

  • ethanol
  • butanol
  • methanol
  • biodiesel

Which of the following is the most popular "energy" crop?

  • cotton
  • wood
  • soybean
  • Brazil nuts

Which country began substituting ethanol-powered vehicles for gasoline-powered vehicles in the 1980s?

  • Mexico
  • Chile
  • Brazil
  • United States

Which biofuel is known as wood alcohol?

  • methanol
  • ethanol
  • butanol
  • biodiesel

Which biofuel did the U.S. government ban during Prohibition?

  • methanol
  • biodiesel
  • ethanol
  • butanol

Which of these biofuels produces more energy from corn?

  • butanol
  • methanol
  • ethanol
  • biodiesel

Which form of biomass has the potential to dwarf all other types of biomass with minimal impact to the environment?

  • wood
  • algae
  • cow dung
  • cornhusks

In which year was the first ethanol-powered engine built?

  • 1862
  • 1867
  • 1890
  • 1903

Which state produces the most ethanol?

  • Iowa
  • Nebraska
  • Montana
  • Minnesota

Which biofuel can power a fuel cell?

  • butanol
  • ethanol
  • methanol
  • biodiesel

Scientists can convert the biofuel from which vegetable into a working battery?

  • carrot
  • potato
  • turnip
  • radish

Which of the following countries leads the world in building biogas digesters that convert fuel from animal and crop waste in to energy?

  • Russia
  • United States
  • India
  • Finland

In the United States, biodiesel fuel is mostly made from which type of oil?

  • palm
  • cottonseed
  • soybean
  • sunflower seed

Which process allows green plants to convert sunlight into chemical energy?

  • photosynthesis
  • metabolic
  • respiration
  • digestion

Of the following, which country is the largest producer of ethanol?

  • Brazil
  • Chile
  • United States
  • Italy

Which ingredients are needed to break down the sugar in a plant to make ethanol?

  • carbon dioxide/water
  • sunlight/rain
  • bacteria/yeast
  • sodium/chlorine

Which of the following states uses the most amount of ethanol?

  • Connecticut
  • California
  • Texas
  • New York