Allied & ICAR Exam Bank • ALLIED_1604 MCQ • 1 Mark

Section 8: General Aptitude

Verbal Aptitude

Subtopic: Critical Reasoning

Question Statement:

Claim: 'Subsurface drainage installation will restore crop yields in waterlogged alluvial soils.' Which finding best supports this?

Options:

  • (A) Field measurements show that lowering the water table by 1 meter allows oxygen into the root zone, tripling root respiration and nutrient uptake.
  • (B) Subsurface drainage pipes are manufactured from corrugated PVC.
  • (C) Waterlogging occurs following heavy monsoons.
  • (D) Alluvial soils contain high clay fractions.

Answer Key:

A

Step-by-Step Solution & Explanation

Direct physiological proof of oxygen restoration and nutrient uptake directly confirms yield recovery.
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