Allied & ICAR Exam Bank • ALLIED_3464 MCQ • 1 Mark

Section 5: Irrigation and Drainage Engineering

Agricultural Drainage

Subtopic: Leaching requirement and salinity control

Question Statement:

In agricultural land reclamation and subsurface water table control #23, the design for Leaching requirement and salinity control prevents:

Options:

  • (A) Waterlogging, root anoxia, and salt accumulation in crop root zones
  • (B) Nitrogen fixation
  • (C) Rainfall occurrence
  • (D) Soil biological activity

Answer Key:

A

Step-by-Step Solution & Explanation

Drainage engineering criterion governing Leaching requirement and salinity control under Hooghoudt and Ernst formulations.
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