Soil Structure Quiz

What is the top layer of soil called?

• Subsoil

• Topsoil

• Bedrock

• Igneous rock

Which layer of soil typically has the highest nutrient content?

• Bedrock

• Clay layer

• Topsoil

• Subsoil

What type of rock is referred to as 'igneous rock'?

• Sandstone

• Limestone

• Granite

• Claystone

Which structure is characterized by a block-like shape that promotes good aeration?

• Platy

• Prismatic

• Blocky

• Columnar

What is one of the factors that influence soil structure formation?

• Temperature

• Humidity

• Climate

• Wind speed