Earth Science Unit Test

6 of 186 of 18 Items

Question
Monoculture, in which farmers raise a single crop in a field every year, can damage the soil. How much of a concern is this? (1 point)
Responses

Not a serious problem anymore, because soil damage can be fixed with recent technologies.
Not a serious problem anymore, because soil damage can be fixed with recent technologies.

This is not much of a problem because soil is a renewable resource.
This is not much of a problem because soil is a renewable resource.

A serious one because soil, once damaged, cannot be made fertile again within a human lifetime.
A serious one because soil, once damaged, cannot be made fertile again within a human lifetime.

A serious one, because damaged soil can harm fossil fuel reserves.
A serious one, because damaged soil can harm fossil fuel reserves.

A serious one because soil, once damaged, cannot be made fertile again within a human lifetime.

The correct response is: A serious one because soil, once damaged, cannot be made fertile again within a human lifetime.