Soil Components and Land Judging

Which of the following is NOT a type of soil particle?

• Sand

• Silt

• Clay

• Rock

Which soil component makes up about 5% of an ideal soil?

• Water

• Organic Matter

• Air

• Minerals

Which soil component makes up about 45% of an ideal soil?

• Water

• Organic Matter

• Air

• Minerals

Which soil component makes up about 25% of an ideal soil?

• Water

• Organic Matter

• Air

• Both Water and Air

What is the area between soil particles called?

• Pore Spaces

• Humus

• Soil Profile

• Horizons

Which of the following is the largest soil particle?

• Sand

• Silt

• Clay

• Rock

Which of the following is the smallest soil particle?

• Sand

• Silt

• Clay

• Rock

Which soil horizon is also known as “bedrock”?

• A Horizon

• B Horizon

• C Horizon

• R Horizon

Which soil horizon is known as subsoil?

• A Horizon

• B Horizon

• C Horizon

• R Horizon

Which soil horizon is contains decomposed plants and animals?

• A Horizon

• O Horizon

• C Horizon

• R Horizon

Tags

NGSS.MS-LS2-3