Question

please anybody answer these questions​

Answer 1

Answer:

4). when there are no trees and their roots to hold the as oil together due to heavy rains ands floods soil gets washed away to low lying areas .

5). Due to certain human activities like overgrazing by cattle reared by humans roots cannot hold soil causing soil erosion .

6). i planting trees is helpful as they slow down the speed of water and reduce erosion .

ii river embarkments don't let river water flow into land causing erosion

iii. step farming helps reduce flow and if soil is eroded the nutrients go to next step .

iv. soil cover helps the soil to get covered and reducing erosion .