A soil that has become mineralized will have
A) more earthworms, more humus, and more sand.
B) fewer earthworms and fungi, less humus, and more sand, silt, or clay.
C) more detritus, more fungi, and less aeration.
D) more detritus, more bacteria, and less water-holding capacity.
Question 2
Which of the following is not typical of U.S. suburbs?
A) Residential density is as high as the inner city.
B) There is high physical separation between homes, work, and shopping.
C) There is congested traffic due to inadequate road networks.
D) There are unclear city borders.
Ground cover and colour such as shown here in (a) white sand
Earthworms
The underbelly of a sand tiger shark, showing its pectoral fins
Soil Structures
Desert soil profile
Prairie soil profile