Soil and Energy Test

Trees planted on a large flat plain help protect the soil. What does this help to prevent?

• ice erosion

• wind erosion

• chemical weathering

• temperature weathering

What is a method of lessening the environmental impact of strip mining?

• mine non toxic materials

• mine at night

• take care of animals displaced by the mine

• plant trees to help restore the land

Sometimes cities require that you only water your lawn in the early morning or late afternoon. Why would they have you do this?

• reduce pollution

• reduce erosion

• conserve water

• prevent damage to the soil

Terraces are used on some hillsides. Why do they use terraces?

• to increase erosion

• to decrease erosion

• to stop roots from spreading

• to protect animals

There has been a long drought and hay is very limited. A farmer is letting his cattle over-graze the pasture. What is likely to happen?

• Soil will become more fertile

• grass will grow faster

• soil will be eroded by wind and water

• soil will develop a much stronger and deeper root system

What is a non-renewable resource?

• cannot be recycled

• can never be replaced

• can be replaced as fast as it is being used

• can not be replaced as fast as it is used

What is located beneath soil layers?

• lava

• humus

• tundra

• bedrock

What makes up organic matter?

• acid rain

• carbon dioxide

• weathered parent rock

• decayed plants and animals

What type of soil is rich in nutrients?

• soil with large rock particles in it

• soil with bedrock close to the surface

• soil with a lot of decomposed organic material in it

• soil that allows water to drain very easily

What is the correct order of the soil profile?

• subsoil, bedrock, topsoil

• subsoil, topsoil, bedrock

• topsoil, subsoil, bedrock

• topsoil, bedrock, subsoil