• They are renewable
  • They take away growing land from food crops
  • They are carbon neutral
  • Can be made from biological waste
Pick the fuel which is an alkane.
  • H2
  • CO
  • C4H10
  • C14H28
What environmental problem is caused by the release of sulfur dioxide and nitrogen oxides into the atmosphere?
  • Global dimming
  • Acid rain
  • Depletion of the ozone layer
  • Global warming
Gasoline companies have reduced the amount of sulfur in gasoline and diesel fuels. The main reason for this is...
  • to reduce production costs
  • to reduce the amount of fuel used in vehicles
  • to reduce the acidity of rain
  • to reduce the amount of carbon dioxide released into the atmosphere
Pick the fuel which will burn to form carbon dioxide only.
  • H2
  • CO
  • C4H10
  • C14H28
Sulfur dioxide can be removed from waste gasses from power stations by treating with what?
  • Limewater
  • Limestone
  • Methane
  • Water
What is a biofuel?
  • A fuel made from biological material
  • A fuel made from non-renewable resources
  • A fuel that can be used again and again
  • A fuel that can only be used in cars
What environmental problem is caused by the release of carbon dioxide into the atmosphere?
  • Global dimming
  • Acid rain
  • Depletion of the ozone layer
  • Global warming
What environmental problem is caused by the release of carbon particulates into the atmosphere?
  • Global dimming
  • Acid rain
  • Depletion of the ozone layer
  • Global warming
Which of the following fuels is unlikely to contribute to the greenhouse effect when burnt?
  • H2
  • CO
  • C4H10
  • C14H28
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