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Question : Salination of soil is caused by
Option 1: Pesticides
Option 2: Soil erosion
Option 3: Excess irrigation
Option 4: Crop rotation
Answer (1)
Correct Answer: Excess irrigation
Solution : The correct option is Excess irrigation .
The buildup of excess salts in the soil causes salination, which is mainly caused by inadequate drainage, over-irrigation, or the presence of naturally occurring saline groundwater. This can diminish agricultural output and have a detrimental influence on plant growth.
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