GyanGram
ATTEMPT · AGRICULTURE & FOOD SECURITY · PRELIMS 2011
Salinization occurs when the irrigation water accumulated in the soil evaporates, leaving behind salts and mi…
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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?
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• Correct Answer: B
• Salinization causes sodium-induced clay dispersion, destroying soil structure and reducing permeability, making soils impermeable.
• It reduces crop yield via osmotic stress; it does not raise the water table or simply fill air spaces (waterlogging).
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