The GATE Grind

GATE 2024 AG – Question 18

Soil and Water Conservation Engineering · Soil and Water Erosion · 1 mark · Multiple choice

Which process transports the largest portion of soil in typical wind erosion?

  1. Suspension
  2. Saltation
  3. Surface creep
  4. Bed load

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Show answer and explanation

Correct answer: (B) Saltation

Explanation

Saltation moves soil grains in repeated short hops close to the ground and typically accounts for the dominant transported fraction. Their impacts also initiate creep and release finer suspended particles. Suspension carries finer dust and creep moves larger grains, but neither is the intended dominant fraction. Hence **B**.

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