The most effective farming method for returning minerals to the soil is

A. Contour ploughing

B. Terracing

C. Crop rotation

D. Furrowing

Answer: Option C

Solution(By Examveda Team)

The most effective farming method for returning minerals to the soil is Crop rotation. Crop rotation can be defined as the practice of growing several dissimilar or different crop types in the same area in sequential seasons. Crop rotation is beneficial both to the environment and to the farmer.