Question

Name the constituents of soil. [2 MARKS]

Answer 1

Each point: 0.5 marks

Soil consists of:

1. Inorganic mineral matter ( about 40 to 45 percent of the soil volume)
2. Organic matter (about 5 percent of the soil volume)
3. Water (about 25 percent of the soil volume)
4. Air (about 25 percent of the soil volume)