Horizons
What is the term used to describe soil divided into zones
What is Horizons
How many soil types are there? name them.
What is Pedalfer, Pedocal, and Laterite
What is the name for weathered rock and mineral fragments
What is Regolith
What is the natural force that propels rocks and soil downslope?
What is gravity.
What is the word "bio" defined as?
What is life?
What is a another name for the B Horizon?
What is subsoil
Found in dryer western areas of the United States that have grasslands and brush vegetation?
What is Pedocals
What is the term that refers to proportions of different particle sizes in soil.
What is Soil texture
All are triggers of mass movement except? a. Oversteepened slopes, b. water, c. removal of vegetation, d. drought conditions
What is drought conditions
What is the study of the earth called?
What is Geology
What is found in the C horizon?
What is partially weathered parent material.
This soil type, primarily in the B horizon contains large amounts of Iron Oxide and aluminum-rich clays
What is Pedalfers
The source of mineral matter in the soil is known as
What is Parent material
Are rock falls and rock slides the same thing? Which one involves rocks and rock fragments?
no, what is rock fall.
What organism obtains food by feeding on other organisms
What is a "consumer" (heterothroph)
Mineral matter mixed with some organic matter is called: a. subsoil, b. topsoil, c. c horizon?
What is the topsoil.
What type of soil would one fine in Seattle or Portland?
What is Pedalfer
What type of soil is formed in hot, wet tropical areas.
What is Laterite
Many rock falls result from what kind of weathering?
What is mechanical
Physical, rather than biological, not derived from living organsim?
What is abiotic
What is a vertical section through all of the soil horizons known as?
What is a soil profile
This soil type becomes very hard and practically waterproof.
What is Laterite.
Parent material, time, climate, organism and slope are the most important factors in...
What is the:Soil formation
Which one of these types of mass movements results in curved surface with debris not moving far and a crescent-like cliff just above it? A. earth flows, B. mudflows, C. slumps, d. creep
What is C. Slumps
An organism that produce their own food
What is a producer.