Allied & ICAR Exam Bank • ALLIED_0541 MCQ • 1 Mark

Section 5: Irrigation and Drainage Engineering

Sprinkler and Micro Irrigation

Subtopic: Sprinkler and Micro Irrigation

Question Statement:

In drip irrigation design, the wetted area percentage ($P_w$) for orchard fruit trees is generally recommended to be at least:

Options:

  • (A) $30\%$ to $50\%$ of the total cropped area
  • (B) $100\%$ (complete field wetting)
  • (C) $5\%$
  • (D) $90\%$

Answer Key:

A

Step-by-Step Solution & Explanation

Drip systems wet only the root zone volume ($30-50\%$ for trees,
gt;60-70\%$ for close-spaced row crops), minimizing non-productive evaporation.
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