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UPSC Civil Services 2011 Prelims General Studies Paper I

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Question : 78

Total: 100

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 ?

It greatly increases the crop production
It makes some soils impermeable
It raises the water table
It fills the air spaces in the soil with water

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