Fuels: Fossil and Biofuels Quiz

Which fossil fuel is primarily used for electricity generation in Australia?

• Oil

• Coal

• Natural Gas

• Biomass

Balance the equation for photosynthesis:

​ ​ (a)   CO₂ + ​ (b)   H₂O -->​ ​ ​ (c)   C₆H₁₂O₆ ​+ ​ (d)   O₂

• 6
• 1
• 2
• 3
• 4
• 5

Match the following fuels to their feedstocks

• Oils from plants

• Biodiesel

• Animal and plant waste

• Bioethanol

• Sugars from plants

• Biogas

Match process to the biofuel

• Transesterification

• Biogas

• Anaerobic digestion

• Bioethanol

• Fermentation

• Biodiesel

What is the main advantage of using biofuels over fossil fuels?

• Higher energy content

• Lower production cost

• Reduced net carbon emissions

• Easier to transport

Match the Fuels to their molecules

• Fatty Acid Methyl Esters

• Natural Gas

• long hydrocarbon chains

• Biodiesel

• Methane

• Petrol

• Octane

• Biogas

• Methane

• Diesel

Identify the starting compound for the production of bioethanol

• Octane

• Ethanol

• Glucose

• Carbon Dioxide

What is the main greenhouse gas emitted by burning carbon containing fuels?

Which of the following is a by-product of biodiesel production?

• Glycerol

• Ethanol

• Methane

• Propane

Which of the following is a disadvantage of growing feedstock for biofuels

• High carbon emissions

• Competition with food production

• Non-renewable

• High toxicity