What did the soil on Earth first form from?
A) Decaying of dead plant and animal matter.
B) Earthworms eating rocks.
C) Formed by the plants on the surface of the Earth.
D) Weathering and erosion of rocks.
A) Decaying of dead plant and animal matter.
B) Earthworms eating rocks.
C) Formed by the plants on the surface of the Earth.
D) Weathering and erosion of rocks.