NR1 4.02

Front

When small channels form on sloping land where running water from precipitation has washed soil away, it is best called:

Back

rill erosion.

Front

When rill erosion is uncontrolled, the main result is:

Back

gully erosion.

Front

What is it called when rows of trees are planted to prevent soil erosion on level, sandy land?

Back

windbreak

Front

Of all the types of erosion, which form is the major cause of soil loss in North America?

Back

water erosion

Front

When topsoil is removed at an excessive rate, usually caused by humans, it is best called:

Back

accelerated erosion.

Front

The use of riprap, fabrics, straw, vegetation, or concrete on a creek or roadside bank to prevent erosion is called:

Back

stabilizing.

Front

Planting different crops in alternate sections on sloping land is called:

Back

strip cropping.

Front

Land slippage is best described as soil erosion that occurs on: sloping, water saturated soils.

Back

sloping, water saturated soils.

Front

The main type of erosion that happens on sandy soils is:

Back

wind.

Front

Not planting the same crop in the same place year after year is known as:

Back

rotating crops.