What type of soil is this?

• Silt

• Clay

• sand

What type of soil is this?

• Sand

• Humus

• Clay

What type of soil is this?

• Humus

• Sand

• silt

Which of the following is NOT one of the three types of soil?

• clay
• sand
• silt

• mud

This type of soil is made of tiny pieces of rock. 

• sand
• clay
• humus
• loam

_______ is the type of soil used most often with plants. It is a mixture of clay, sand, and silt.

• silt

• humus
• mud
• dirt

The texture of soil depends mainly on

• the types of plants that grow in the soil.
• the size of the particles in the soil.
• the color of the soil.
• the number of worms in the soil.

Which type of soil can hold the greatest amount of water?

• sand
• silt
• clay
• loam

The top layer of soil is called ________.

• bedrock
• topsoil
• subsoil
• grass

This type of soil is sticky when wet and hard when dry. 

• clay
• silt
• sand
• gravel