Multiple choice Which of the following is a positive effect of soil erosion? Landslides in hilly areas Flash floods Enhancement in fertility Famines Silting of water reservoirs Reveal answer Fill a bubble to check yourself C Correct answer Explanation This is the correct option as this is the positive effect of soil erosion. Fertility gets enhanced when soils are washed down from the hills into river valleys and deltas or are deposited on prairies by wind.