Soil Flashcards
What is soil?
It comprises the upper most outer layer of the earth and is dark brown/black in colour
What does it comprise of?
Organic matter, Inorganic matter, living organisms, non-living components
How to describe the texture of soil?
moist, clumpy, heavy, light, rough, coarse, smooth and sticky
What is a General soil profile?
The natural arrangement of various layers of soil referred to as horizons.
What are the horizons?
O(rganic), A, E, B, C and R horizon
What is the importance of soiil?
sustains life, supports the roots of plants, biological natural habitat for many organisms
What are the factors affecting soil formation?
Parent rock, Climate temperature & rainfall, Time, Flora, fauna & microorganisms, Relief, attitude & slopes.