Allied & ICAR Exam Bank • ALLIED_0650 MCQ • 1 Mark

Section 6: Agricultural Process Engineering

Oilseed Processing

Subtopic: Oilseed Processing

Question Statement:

In a solvent extraction plant, the desolventizer-toaster (DT) unit serves to:

Options:

  • (A) Evaporate residual hexane from the spent meal by indirect steam and direct sparge steam, while simultaneously deactivating anti-nutritional factors (trypsin inhibitors)
  • (B) Grind the cake into flour
  • (C) Cool the oil
  • (D) Filter out seed hulls

Answer Key:

A

Step-by-Step Solution & Explanation

DT strips residual volatile hexane solvent and denatures heat-labile urease and Bowman-Birk trypsin inhibitors in soybean meal.
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