Which of the following lists of soil categories gives the proper hierarchy for the Soil Taxonomy system-from the largest grouping to the smallest unit (i.e., from least to most in terms of the number of soils included)?
A) orders, suborders, soil series, small groups
B) soil orders, suborders, great groups, subgroups, families, series
C) pedon, polypedon, horizons, profiles
D) epipedon, subsurface diagnostic horizon

Question

Quizplus · Accepted Answer

This is the correct hierarchy according to the Soil Taxonomy system, from largest to smallest: soil orders, suborders, great groups, subgroups, families, series. The other options do not follow the proper hierarchy of the Soil Taxonomy system.

Which of the Following Lists of Soil Categories Gives the Proper