Comparing the two methods of producing ethanol

1 mark · Easy

State the main raw material used for producing ethanol by the fermentation method.

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Sugar (from sugar beet, sugar cane, corn or starchy materials)

Also accept: sugar beet; sugar cane; corn; starch; starchy materials; glucose

Common mistakes: ethene; petroleum

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Marking points

B1 · 1 mark · States an appropriate natural raw material for fermentation (e.g. sugar beet, sugar cane, corn, starchy materials or glucose).

Worked solution

The main raw material used for fermentation is sugar, usually from sugar beet, sugar cane, corn, or other starchy crops.