GK
SOIL AND AGRICULTURE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Water use efficiency is the highest is case of -
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Drip irrigation
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Flood irrigation
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Border irrigation
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Sprinkler irrigation
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Explanation:
Detailed explanation-1: -Drip irrigation achieves 95-100% water use efficiency. As a comparison, sprinkler systems have 80-85% water use efficiency and flood and furrow are 60-70% efficient.
Detailed explanation-2: -Water slowly drips onto the crop roots and stems. Unlike spray irrigation, very little is lost to evaporation and the water can be directed only to the plants that need it, cutting back on water waste.
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