Final Study Guide - Soil Classification

Question 1

What are the twelve soil orders? What is the formative element for each? What are the main properties of each of the orders?

Answer 1

Entisols (ent), inceptisols (ept), andisols (and), gelisols (el), histosols (ist), aridosols (id), vertisols (ert), mollisols (oll), alfisols (alf), ultisol (ult), spodosol (od), oxisol (ox)

Question 2

Which of the 12 soil orders is the least developed of all?

Answer 2

Entisol

Question 3

Name the six categorical levels of Soil Taxonomy. Which level provides the most general information about soils? Which level provides the most specific information about soils?

Answer 3

Order, suborder, great group, subgroup, family, series

Order provides most general info, series provides most specific info

Question 4

What is the California state soil?

Answer 4

San Joaquin soil

Question 5

What is the California state rock?

Answer 5

Serpentine