Check (1) the items if the situation shows a good effect of soil erosion and mark an (x) if not.
1. pollution of water
__2. deposition of mine tailings
3. formation of soil
4. large masses becoming wonders of nature
5. clogging of irrigation
6. decrease in food production
7. shaping of landforms
8. inability of soil to hold water
9. change in appearance of mountains
10. removal of top soil​