Question 1
Ped formation benefits soils because it enhances
◦ soil texture.
◦ porosity.
◦ permeability.
◦ both porosity and permeability
Question 2
Prairie soil can contain evidence of processes that date back
◦ no more than 50 years.
◦ no more than 500 years.
◦ no more than 1000 years.
◦ at least 15,000 years.