Soil Science Quiz

What is a material that consists of minerals, organic matter, air, and water?

• Subsoil

• Soil

• Bedrock

• Humus

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Which soil layer is made up of dark, decayed organic materials, such as the remains of plants and animals?

• Subsoil

• Topsoil

• Humus

• C Horizon

What is the soil layer that has the highest proportion of organic material?

• Subsoil

• Topsoil

• Humus

• C Horizon

Which soil layer is under the topsoil layer?

• Subsoil

• Topsoil

• Humus

• C Horizon

What is the "C" horizon in soil layers?

• Soil layer that contains partially weathered bedrock

• The deepest soil layer that contains solid rock in it

• Vertical cross section of soil layers

• The type of soil that is the best for growing plants

What is the deepest soil layer that contains solid rock in it?

• Subsoil

• Topsoil

• Bedrock

• Humus

What is a type of soil that is the best for growing plants?

• Clay

• Loam

• Sand

• Silt

What type of soil is made up of very small broken pieces of rock?

• Clay

• Loam

• Sand

• Silt

Which type of soil holds water very well?

• Clay

• Loam

• Sand

• Silt

What is the term for a scientist who studies soil?

• Geologist

• Biologist

• Pedologist

• Botanist