Biofuels: Pros, Cons, and Realities

What is the primary source of biofuels?

• Minerals

• Fossilized plants

• Synthetic chemicals

• Recently living organisms

Why are biofuels considered carbon neutral?

• They do not release any CO2 when burned

• They absorb CO2 during their growth

• They are made from non-carbon materials

• They are used in electric vehicles

Which of the following is a benefit of using biofuels?

• They are non-renewable

• They can be mixed with fossil fuels

• They are difficult to transport

• They require new car engines

What is a major environmental concern associated with biofuels?

• They reduce CO2 emissions

• They require cutting down forests

• They are too expensive to produce

• They increase the use of solar energy

How can biofuels be effectively used in a renewable energy strategy?

• By ignoring other renewable energy sources

• By relying solely on biofuels for all energy needs

• By replacing all fossil fuels immediately

• By using them where they make sense and combining with other renewables