Biodiesel and ethanol are liquid fuels derived from plants. Producing ethanol and biodiesel requires energy inputs that make them less efficient sources of energy. Why are they considered attractive, alternative sources of energy?

Question

Quizplus · Accepted Answer

Biofuels are attractive because they can be used in existing vehicles (A), are considered carbon neutral as they absorb CO2 during growth (B), are renewable since they are derived from plants (C), and can be processed using current infrastructure (D).

Biodiesel and Ethanol Are Liquid Fuels Derived from Plants