Soil Quiz

A dark, crumbly layer of soil that contains the most humus. Many living things live here.

• silt

• topsoil

• subsoil

• bedrock

Farmers prefer to plant crops in soil that is rich in nutrients.  Which of these soil types would MOST LIKELY contain the most nutrients?

• soil that has many large rock particles in it
• soil that allows water to drain very easily
• soil with a bedrock very close to the surface
• soil with a lot of decomposed organic matter

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Soil formation begins with the weathering of 

• litter.
• bedrock.
• the A horizon.
• humus.

Tags

NGSS.MS-ESS2-2

Soil that is rich in humus has high

• fertility.
• water content.
• sand content.
• clay content.

Tags

NGSS.MS-LS1-5

Layers of soil are also known as:

• Soil Profiles
• Soil Horizons
• Soil sheets
• Soil cores

What is soil composed of? Hint: there are 4!

• Air

• Rock particles

• Organic material

• Unweathered rock

• Water

What is the correct order of soil formation

• A,B,C
• C,B,A
• B,A,C
• C,A,B

The type of soil that holds water and is sticky when wet and hard and clumpy when dry. 

• silt
• clay 
• sand

A mixture of rock and minerals particles, decayed organic material, air, and water is called (a)   .

Decayed organic material in soil is called 

• Loam
• Soil
• Humus
• Sand