A) Humus
B) Soil
C) Air
D) None of these
Correct Answer: B
Solution :
Rain, Sun's heat and wind cause the rocks to crack. Rainwater in these cracks when freezes, widen them further. Ultimately, the rocks break into smaller pieces. These pieces keep breaking down till a powdery mass called soil is formed.You need to login to perform this action.
You will be redirected in
3 sec