Soil Formation-Karst topography Virginia SOL

A soil profile consists of 3 main horizons, which is NOT  one of the main horizons

• topsoil
• subsoil
• partially weathered bedrock
• permafrost

Decomposed or decomposing plant and animal material

• Coal
• Humus
• Plants
• Animal

Living and once living material that is needed in soil

• Inorganic
• Organic

Soil that is formed from parent material left by winds, glaciers, rivers etc..... 

• Transported soil
• Horizon soil
• Vesuvius soil
• Organic

This is a _________ layer of soil, which forms a soil profile

• Vertical
• Horizon

Topsoil or 0 horizon is made up of ________

• permafrost
• Humus
• bedrock
• inorganic material

Which layer is topsoil located in

• Horizon A
• Horizon B
• Horizon C
• Horizon Z

What layer is the subsoil located in 

• Horizon A
• Horizon B
• Horizon C
• Horizon Z

What is a mixture of minerals, water, gases and humus? 

• Soil
• Bedrock

Land forms made from dissolving limestone

• Soil
• Bedrock
• Karst
• Calcium