Question Bank • QB_SWCE_HYD_007 MCQ • 1 Mark

Section 4: Soil and Water Conservation Engineering

Hydrology

Subtopic: Drought and its classification

Question Statement:

According to the India Meteorological Department (IMD) criteria, a meteorological drought over an area is classified as 'Severe' when seasonal rainfall deficiency relative to long-term normal exceeds:

Options:

  • (A) $20\%$
  • (B) $25\%$
  • (C) $50\%$
  • (D) $75\%$

Answer Key:

C

Step-by-Step Solution & Explanation

The IMD defines meteorological drought as: • Moderate drought: seasonal rainfall deficiency between $26\%$ and $50\%$. • Severe drought: seasonal rainfall deficiency greater than $50\%$.
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