Soil conservation is the process where
Soil is protected against loss
The correct option is D.
The explanation for the correct option:
Soil Conservation:
The explanation for the incorrect options:
Option (A):
Sterile soil is converted to fertile soil With the help of good fertilizers.
Option (B):
The soil aeration process provides air supply underground by the movement of oxygen and carbon dioxide.
Option (C):
Soil erosion: It is the loss of the upper layer of soil.
Final answer:
Soil conservation is the process where the soil is protected against loss.