Soil formation, function, classification, and conservation.

Created March 2020, Offline version here
Video by Paul Anderson, also on his website Bozeman Science.

1
1
What is an example of physical weathering?
2
1
Physical weathering does which of the following?
3
1
What fraction of a typical soil is mineral material?
4
1
What fraction of a typical soil is composed of organic material?
5
1
A typical soil has how much air versus water?
6
1
Loam, clay, and clay loam, are examples of soil type based on what property?
7
1
Which soil property contributes most directly to soil fertility?
8
1
Porosity is inversely related to what property?
9
1
Increasing the clay content and/or organic matter content of a soil would be expected to…
10
1
Which soil property is most directly associated with base saturation?
11
1
What best describes the ability of a clay soil to grow crops?
12
1
How would you describe the particle sizes in a loam soil?
13
1
What is the correct order of the soil horizons from top to bottom?
14
1
Which of the following “spheres” come together to form soils?
15
1
During the formation of an E horizon, nutrients and minerals…
16
1
How does particle size affect soil drainage?
17
1
What is base saturation?
18
1
What makes up the smallest fraction of volume in an ideal soil?
19
1
Which soil horizon is characterized by high organic material mixed with mineral soil?
20
1
Irrigating a field with groundwater is most likely to lead to what?