If the need for plants to absorb minerals and water from the soil also leads to them preventing soil erosion, then what is a positive effect of plant needs for water and minerals from soil?

Answer choices:
- erosion prevention
 - reducing acid rain
 - It helps them survive
 - agriculture
 - nutrient deficiency
 - water run-off
 - erosion
 - Exfoliation

 

 erosion prevention         