Question

plant part used for making fuel​

Answer 1

Explanation:

Biofuel crops: Switchgrass. Thisplant has the greatest potential to cure our addiction to the use of fossil fuels. Unlike corn, switchgrass has a form of cellulose that uses less energy to convert to ethanol than from processing fossil fuels. Switchgrass's cellulose ethanol contains more energy than corn ethanol.

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Answer 2

Answer:

wood.(the trunk,branches of tree)