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Soil Classification Levels

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Questions and Answers

What is the primary characteristic of Entisols?

Characterized by permafrost

Little to no horizon development (correct)

Found primarily in arid regions

Highly weathered and acidic

Which soil order is typically found in arid climates?

Andisols

Aridisols (correct)

Gelisols

Ultisols

What is characteristic of Inceptisols?

Presence of permafrost

Highly acidic pH

Beginning of horizon development (correct)

High levels of weatherable minerals

Which soil order is commonly found in deciduous forests?

Alfisols Signup and view all the answers

What is the primary characteristic of Gelisols?

Presence of permafrost Signup and view all the answers

Which soil order is characterized by being extensively weathered and acidic?

Ultisols Signup and view all the answers

What is the primary characteristic of Andisols?

Formed in volcanic material Signup and view all the answers

Which soil order is typically found in grasslands?

Mollisols Signup and view all the answers

What is the primary characteristic of Oxic Horizons?

Enriched with Fe and Al oxides Signup and view all the answers

How thick can an Oxic Horizon be?

At least 30 cm thick Signup and view all the answers