The process by which nutrient chemicals or contaminants are dissolved and carried away by water, or are moved into a lower layer of soil called as
A
Mulching
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B
Desertification
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C
Incineration
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D
Leaching
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Solution
The correct option is D Leaching Leaching is the loss of water-soluble plant nutrients and substances such as fertilizers and pesticides from the soil due to rain and irrigation to water bodies or lower soil surface. These leached out chemicals are called leachites. They cause water pollution harming the aquatic life and ultimately damaging the food chain. Thus the correct answer is option D.