Soil Quiz

Which is NOT a part of soil makeup/texture?

• Sand

• Shale

• Silt

• Clay

Which of the following orders sediment particle size from smallest to largest?

• silt, sand, clay
• sand, silt, clay
• clay, sand, silt
• clay, silt, sand

Soil sample that is 60% clay, 30% silt, and 10% sand has which texture?

• clay

• clay loam

• sandy loam

• silt

Which particle is the largest in size and heaviest?

• Sand

• Silt

• Clay

• Rock

What percentage of soil on earth is suitable for agriculture?

• 25%

• 15%

• 10%

• 20%

Which soil particle is the finest?

• Silt

• Sand

• Rock

• Clay

The uniqueness of soil composition has helped locate burial sites and link suspects to crime scenes.

• True

• False

Which of the following is not true of soil profiles?

• Databases of soil profiles are available for forensic investigators.

• Soil profiles are fixed and unchanging.

• Soil profiles are a unique sequence of layers in a given area.

• Soil profiles include layers such as humus and subsoil.

Soil contains which of the following:

• minerals

• decaying organisms

• water

• air

• all of these choices

Tags

NGSS.MS-LS2-3

Burial sites can be located

• best when the sun is high.

• by chemical changes in the soil due to decomposition fluids.

• because insects and predators avoid the area.

• by the presence of mature trees