Allied & ICAR Exam Bank • ALLIED_2981 MCQ • 1 Mark

Section 3: Farm Power

Sources of Power

Subtopic: Bio-fuels and their use in farm mechanization

Question Statement:

The primary by-product produced during commercial transesterification of vegetable oils to biodiesel is:

Options:

  • (A) Glycerol (glycerine)
  • (B) Sulfuric acid
  • (C) Benzene
  • (D) Ethanol

Answer Key:

A

Step-by-Step Solution & Explanation

Transesterification yields approximately $10\%$ crude glycerol by weight alongside $90\%$ biodiesel.
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