UPSC Prelims 2011 · Question 3 of 100

UPSC Prelims 2011 question on Soil Salinization Effects

Salinization occurs when the irrigation water accumulated in the soil evaporates, leaving behind salts and minerals. What are the effects of salinization on the irrigated land?

  1. It greatly increases the crop production
  2. It makes some soils impermeable
  3. It raises the water table
  4. It fills the air spaces in the soil with water
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Answer: B. It makes some soils impermeable

Salinization leads to the accumulation of salts in the soil, reducing permeability and harming agricultural productivity.

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