John's Reviewer

What is weathering?

• The improvement of soil quality.

• The breakdown of rocks and minerals into soil.

• When soil wears or washes away, exposing the ground underneath.

Which of the following types of soil has a loose, gritty, and rough texture like sandpaper?

• silt

• sand

• loam

The topmost horizon contains partially decomposed organic matter called ______________________________

Soil is made of ---

• weathered rocks and minerals.

• dead plants and animals.

• air and water.

• all of the above

What is the movement of soil from one place to another?

• Deposition

• Erosion

• Discharge

Which layer of soil are these roots growing in?

• subsoil
• topsoil

Which of the following types of soil can hold lots of water but not as much room for air and commonly used to make pots?

• silt

• clay

• sand

• loam

Which of the following types of soil has a smooth texture, holds water and nutrients, and can be used for planting?

• mud

• clay

• silt

Which of the following types of soil is the best soil for plant growth because it is a mixture of sand, silt and clay?

• silt

• clay

• mud

• loam

Wind blowing sand from one location to another is an example of...

• profile

• erosion

• weathering