Allied & ICAR Exam Bank • ALLIED_1148 MCQ • 1 Mark

Section 3: Farm Power

Farm Power

Subtopic: Biodiesel Fuel

Question Statement:

Biodiesel is produced from vegetable oils (such as Pongamia or Jatropha) through a chemical reaction with methanol in the presence of a base catalyst termed:

Options:

  • (A) Transesterification
  • (B) Saponification
  • (C) Hydrogenation
  • (D) Pyrolysis

Answer Key:

A

Step-by-Step Solution & Explanation

Transesterification converts triglycerides in vegetable oil into fatty acid methyl esters (FAME - biodiesel) and glycerol byproduct, reducing viscosity to diesel-compatible levels.
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