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Bioethanol from molasses is produced by

  • A.Solvent extraction
  • B.Yeast fermentation followed by distillation
  • C.Acid hydrolysis followed by combustion
  • D.Anaerobic digestion

Answer: B

The sugars are already fermentable, so molasses needs none of the pretreatment a lignocellulosic feedstock demands. That simplicity is precisely why molasses remains the dominant substrate for fuel alcohol in cane growing countries.

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