Question

In good-quality surface soil, approximately what percentage of the volume is made of mineral and organic matter?

Answer 1

The chemical composition of the soil, the topography, and the presence of living organisms determines the quality of soil. In general, soil contains 40-45% inorganic matter, 5% organic matter, 25% water, and 25% air.

Step-by-step explanation:

Answer 2

50 percent

Step-by-step explanation:

The composition of soils varies from place to place. But in good-quality surface soil, mineral and organic matter make up about half the volume. The other half is made of pore spaces that are filled with air and water.