You are presented with the question "What is a positive effect of plant needs for water and minerals from soil?" and the following answer choices: 
- erosion prevention
 - reducing acid rain
 - It helps them survive
 - agriculture
 - nutrient deficiency
 - water run-off
 - erosion
 - Exfoliation

Now knowing that most plants grow roots down into the soil to absorb water and minerals and plant roots begin to stabilize the soil against erosion, choose the best answer.


 

 erosion prevention        