ES-8.6-Soil Erosion: Losing a Vital Resource

Multiple Choice

BELLRINGER:

This term indicates the relative content of particles of various sizes, such as sand, silt and clay in the soil.

• texture

• type

• pH

• nutrient content

Multiple Choice

Why is soil erosion considered a serious environmental problem?

• Because it leads to loss of fertile topsoil, affecting agriculture and ecosystems.

• Because it only affects urban areas.

• Because it is caused by natural disasters only, which means any signs of erosion are indicators of imminent risk

• Because it improves soil quality.

Multiple Choice

Which force is responsible for about two-thirds of soil erosion in the U.S.?

• Water

• Wind

• Ice

• Human Activity

Multiple Choice

What is a soil problem all farmers face?

• soil hardening
• soil erosion
• soil spoiling
• soil pollution

Multiple Select

Which of the following are consequences of the topsoil crisis mentioned?

• Lower productivity

• Poorer quality

• Economic impact

• Ominous future

Multiple Choice

What can hold on to soil to prevent soil erosion?

• Plants and trees

• Animals and humans

• Rocks and logs

• Gravity

Multiple Choice

Which of the following is NOT a process involved in soil erosion?

• Raindrop Impact

• Sheet Erosion

• Rill Formation

• Photosynthesis