Answer:
Yes.
Explanation:
Yes, its field is more prone to soil erosion because the steep is sloppy and when the water comes to lower, it brought soil particles with them. So reduce erosion on these sloppy lands, contour type of farming should be used in order to avoid soil erosion. Terraces should be build on these steep slopes in order to reduce the speed of flowing water and prevent erosion.
4.a
5.d
those are the only ones i'm 100% sure about.
Either mechanical or physical. I would say physical though.
