NR1 4.01

Front

The soil horizon with the most organic matter is the:

Back

A horizon.

Front

Soils that contain 50% solid materials and 50% pore space, with half of the pore space containing water and the other half filled with air, are considered:

Back

ideal.

Front

The largest soil particles are:

Back

sand.

Front

When Nick was trying to determine how much fertilizer to use on his fields, he asked the county agriculture agent and was told that he should:

Back

perform a nutrient analysis or soil test.

Front

While observing a specimen of soil, a student noticed that it had a grayish color. After some research, she found that the gray color could have been caused by: wet soil and quartz parent material.

Back

wet soil and quartz parent material.

Front

The mineral and organic matter that forms soil is called:

Back

parent material.

Front

While evaluating a soil profile, Juan determined the erosion class to be "none to slight" because: the top six inches were alike in characteristics.

Back

the top six inches were alike in characteristics.

Front

The steepness of terrain affecting the speed at which water flows is which soil forming factor?

Back

topography

Front

Which soil property is described by the terms granular, platy, and blocky?

Back

structure

Front

Fred’s family owns steep forestland in the mountains and a home on the beach. To his surprise, he learned that the land classification for both locations was:

Back

VIII.