Question

Growing coffee bean plants quickly depletes farming soil of important nutrients. After several years of coffee bean production, the soil will become infertile. Which of the following is a consequence of soil infertility?

Answer 1

Soil infertility has the consequence of striping the soil of all of its nutrients. This prevents a farmer from growing anything in that area until the soil has had time to repair itself. 
This causes: 
-risk of famine 
- leads to farmers using toxic synthetic fertilizer go promote growth
etc. 

Answer 2

A farmer can no longer grow crops on land that has infertile soil. This is a major cause of soil infertility.