Question

Which layer of the soil supports the growth of plants? What are the characteritics of this layer?

Answer 1

top soil
alveiol soil

Answer 2

top soil layer......supports the growth of plant....Organic matter gives the A horizon its characteristic dark colour while enhancing desirable physical properties such as tilths (ease of tillage), structure, water infiltration, and water-holding capacity. Topsoil is defined as the A horizon only, while the E, B and C horizons compose the subsoil.