A soil solum includes

A. A - horizon

B. B - horizon

C. A + B - horizon

D. C - horizon

Answer: Option C

Solution(By Examveda Team)

A solum (plural, sola) in soil science consists of the surface and subsoil layers that have undergone the same soil forming conditions.
In terms of soil horizon designations, a solum consists of A, E and B horizons and their transitional horizons and some O horizons.