Soil Assessment

What is the name of the bottom blue layer shown?

• Topsoil

• Bedrock

• Subsoil

• Bottom soil

What is the name of the middle light brown layer shown?

• Topsoil

• Bedrock

• Subsoil

• Bottom soil

What is the name of the dark brown layer where the plants are rooted?

• Topsoil

• Bedrock

• Subsoil

• Bottom soil

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3

Which of the following is NOT a component of soil?

• Silt

• Humus

• Plastic

• Clay

Which layer is best for plant growth?

• Topsoil

• Subsoil

• Bedrock

• Freshrock

Tags

NGSS.MS-LS1-5

Which of the following is the correct definition of rock fragments?

• very small broken pieces of rock that are larger than clay, but smaller than sand

• decayed matter that provides nutrients to the topsoil

• tiny particles that hold water well and provide nutrients

• small pieces of rock

Which of the following is the correct definition of clay?

• very small broken pieces of rock that are larger than clay, but smaller than sand

• decayed matter that provides nutrients to the topsoil

• tiny particles that hold water well and provide nutrients

• small pieces of rock

Which of the following is the correct definition of silt?

• very small broken pieces of rock that are larger than clay, but smaller than sand

• decayed matter that provides nutrients to the topsoil

• tiny particles that hold water well and provide nutrients

• small pieces of rock

Which of the following is the correct definition of humus?

• very small broken pieces of rock that are larger than clay, but smaller than sand

• decayed matter that provides nutrients to the topsoil

• tiny particles that hold water well and provide nutrients

• small pieces of rock

Which of the following are ways that soil can be conserved?

• building large buildings

• planting trees and plants

• not overtilling or overdigging

• cutting down trees for new houses to be built

Tags

NGSS.MS-LS2-5