Question

Which of the following best explains why soil conservation is important to human agriculture?
a.
Erosion prevention prevents millions of dollars in damage from mudslides.
b.
It is easier to prevent the degradation of old soil than it is to generate new soil.
c.
If the soil salinity gets too high crops will not be able to grow in it.
d.
Soil contamination is a hazard to human and animal health.


Please select the best answer from the choices provided

A
B
C
D

Answer 1

B

It’s much easier and faster to protect and maintain existing topsoil than to create new, fertile soil (soil formation takes centuries to millennia), so conserving soil preserves agricultural productivity.