...........is the loose layer covering Erath's crust., Water, Air, Soil, All are from components of soil, except....., living organisms, minerals, sunlight, water and air, The 2 main processes help in soil formation, erosion-evaporation, weathering-condensation, erosion-weathering.

Tauler de classificació

Estil visual

Opcions

Canvia de fonament

)
Restaurar desada automàtica: ?