Question

biofuels are fuels derived from biological sources, such as all of the following except:
o a. corn
o b. sugarcane
o c. seaweed
o d. soybeans

Explanation:

Biofuels are made from biological sources. Corn is used to make ethanol, sugarcane for bio - ethanol, and soybeans for biodiesel. Seaweed is not a common biological source for traditional biofuels.

Answer:

C. Seaweed