Are the following ways in preventing soil erosion? Yes or no 1. The farmers plow and plant around the hillside or slopes. 2. The farmers till the land once or twice a year only to make soil more fertile And good for planting Uncontrolled grazing of too many animals removes the grass cover and packs of the soil more. 4 The land developers convert farmlands, hills and mountainsides into subdivision. 5. Converting the soil with plants helps prevent erosion by wind and running water. 3.