Explanation should include definitions of biomass (living) and biofuel (chemically converted biomass).
Process/Skill Questions:
- What are pros and cons of biomass and biofuel?
- Which is more environmentally and economically sustainable, biomass or biofuel?
- What are the advantages and disadvantages of using biomass as a fuel source?
- What are the sources of biomass, and what potential problems could occur when they are harvested in large quantities?