Question 1

Ultisols are characterized by which of the following?

Accepted Answer

A)  reddish color 
B)  spodic horizon 
C)  argillic horizons 
D)  ability to sustain continuous agriculture 
E)  low clay content throughout the entire soil 
A)  reddish color 
B)  spodic horizon 
C)  argillic horizons 
D)  ability to sustain continuous agriculture 
E)  low clay content throughout the entire soil

Question 2

The uppermost layer of the Earth's surface containing mineral and organic matter capable of supporting plants is

Accepted Answer

A)  soil. 
B)  batholith. 
C)  regolith. 
D)  rock. 
E)  magma. 
A)  soil. 
B)  batholith. 
C)  regolith. 
D)  rock. 
E)  magma.

Question 3

Aridisols are the soils that are dark in color,being high in humus,have a calcic horizon,and cover over one-fifth of the land area.

Accepted Answer

A) True 
 B)False

Question 4

Terracing is a means to control soil erosion and is best exemplified by some Chinese rice paddies.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following are characteristics of mollisols?

Accepted Answer

A)  form through calcification 
B)  contain mollic epipedons that overlie mineral matter that is more than half saturated with base ions 
C)  commonly associated with polar regions 
D)  the most fertile and productive soils 
E)  associated with grasslands 
A)  form through calcification 
B)  contain mollic epipedons that overlie mineral matter that is more than half saturated with base ions 
C)  commonly associated with polar regions 
D)  the most fertile and productive soils 
E)  associated with grasslands

Question 6

Select all of the characteristics that describe colloids:

Accepted Answer

A)  Colloids are only composed of inorganic material. 
B)  Soil high in colloids will likely have a higher water-holding capacity than a similar soil with fewer colloids. 
C)  A soil with abundant colloids is more likely to have a high cation exchange capacity compared to a soil with few colloids. 
D)  Colloids are chemically inactive. 
E)  Colloids can exist in inorganic and organic form. 
A)  Colloids are only composed of inorganic material. 
B)  Soil high in colloids will likely have a higher water-holding capacity than a similar soil with fewer colloids. 
C)  A soil with abundant colloids is more likely to have a high cation exchange capacity compared to a soil with few colloids. 
D)  Colloids are chemically inactive. 
E)  Colloids can exist in inorganic and organic form.

Question 7

Rank from largest to smallest:

Accepted Answer

A)  sand, silt, and clay. 
B)  silt, sand, and clay. 
C)  silt, clay, and sand. 
D)  sand, clay, and silt. 
E)  clay, sand, and silt. 
A)  sand, silt, and clay. 
B)  silt, sand, and clay. 
C)  silt, clay, and sand. 
D)  sand, clay, and silt. 
E)  clay, sand, and silt.

Question 8

A regional soil-forming process in which soluble salts are cycled within the soil is

Accepted Answer

A)  podzolization. 
B)  gleization. 
C)  calcification. 
D)  laterization. 
E)  salinization. 
A)  podzolization. 
B)  gleization. 
C)  calcification. 
D)  laterization. 
E)  salinization.

Question 9

The soil order shown on the map is

Accepted Answer

A)  andisols. 
B)  inceptisols. 
C)  alfisols. 
D)  gelisols. 
E)  entisols. 
A)  andisols. 
B)  inceptisols. 
C)  alfisols. 
D)  gelisols. 
E)  entisols.

Question 10

Vertisols and gelisols are poor soils for building foundations.

Accepted Answer

A) True 
 B)False

Question 11

Histosols is the soil order with the highest organic content.

Accepted Answer

A) True 
 B)False

Question 12

_________ are positively charged ions.

Accepted Answer

A)  Solum 
B)  Cations 
C)  Chroma 
D)  Colloids 
E)  Epipedon 
A)  Solum 
B)  Cations 
C)  Chroma 
D)  Colloids 
E)  Epipedon

Question 13

Soil that is high in humus is often

Accepted Answer

A)  white. 
B)  black. 
C)  yellow. 
D)  red. 
E)  orange. 
A)  white. 
B)  black. 
C)  yellow. 
D)  red. 
E)  orange.

Question 14

Roughly half of soil is mineral and organic matter and half of it is liquids and gasses.

Accepted Answer

A) True 
 B)False

Question 15

Vertisols form in clay-rich parent material and tend to behighly localized.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following layers are included in the solum?

Accepted Answer

A)  C 
B)  A 
C)  E 
D)  B 
E)  R 
A)  C 
B)  A 
C)  E 
D)  B 
E)  R

Question 17

Soil-forming factors include

Accepted Answer

A)  relief and time. 
B)  organisms. 
C)  climate. 
D)  parent materials. 
E)  All of these. 
A)  relief and time. 
B)  organisms. 
C)  climate. 
D)  parent materials. 
E)  All of these.

Question 18

Midlatitude deciduous forests are BEST associated with

Accepted Answer

A)  alfisols. 
B)  mollisols. 
C)  aridisols. 
D)  oxisols. 
E)  gelisols. 
A)  alfisols. 
B)  mollisols. 
C)  aridisols. 
D)  oxisols. 
E)  gelisols.

Question 19

The main gas in soil is

Accepted Answer

A)  argon. 
B)  oxygen. 
C)  carbon dioxide. 
D)  methane. 
E)  nitrogen. 
A)  argon. 
B)  oxygen. 
C)  carbon dioxide. 
D)  methane. 
E)  nitrogen.

Question 20

The process of losing water from the soil to the air from both the ground and from plants is called

Accepted Answer

A)  albedo. 
B)  wilting. 
C)  capillary action. 
D)  discharge. 
E)  evapotranspiration. 
A)  albedo. 
B)  wilting. 
C)  capillary action. 
D)  discharge. 
E)  evapotranspiration.

Ultisols are characterized by which of the following?

The uppermost layer of the Earth's surface containing mineral and organic matter capable of supporting plants is

Aridisols are the soils that are dark in color,being high in humus,have a calcic horizon,and cover over one-fifth of the land area.

Terracing is a means to control soil erosion and is best exemplified by some Chinese rice paddies.

Which of the following are characteristics of mollisols?

Select all of the characteristics that describe colloids:

Rank from largest to smallest:

A regional soil-forming process in which soluble salts are cycled within the soil is

The soil order shown on the map is

Vertisols and gelisols are poor soils for building foundations.

Histosols is the soil order with the highest organic content.

_________ are positively charged ions.

Soil that is high in humus is often

Roughly half of soil is mineral and organic matter and half of it is liquids and gasses.

Vertisols form in clay-rich parent material and tend to behighly localized.

Which of the following layers are included in the solum?

Soil-forming factors include

Midlatitude deciduous forests are BEST associated with

The main gas in soil is

The process of losing water from the soil to the air from both the ground and from plants is called

Introduction to Physical Geography

The Geographers Tools

Earth-Sun Geometry and the Seasons

The Global Energy System

Global Temperature Patterns

Atmospheric Pressure, wind, and Global Circulation

Atmospheric Moisture and Precipitation

Air Masses and Cyclonic Weather Systems

Global Climates and Global Climate Change

Plant Geography

Earth S Internal Structure, rock Cycle, and Geologic Time

Tectonic Processes and Landforms

Weathering and Mass Movements

Groundwater and Karst Landscapes

Fluvial Systems and Landforms

Glacial Geomorphology: Processes and Landforms

Arid Landscapes and Eolian Processes

Coastal Processes and Landforms

Population Growth and Environmental Impacts

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Exam 11: The Global Distribution and Character of Soils

Ultisols are characterized by which of the following?

The uppermost layer of the Earth's surface containing mineral and organic matter capable of supporting plants is

Aridisols are the soils that are dark in color,being high in humus,have a calcic horizon,and cover over one-fifth of the land area.

Terracing is a means to control soil erosion and is best exemplified by some Chinese rice paddies.

Which of the following are characteristics of mollisols?

Select all of the characteristics that describe colloids:

Rank from largest to smallest:

A regional soil-forming process in which soluble salts are cycled within the soil is

The soil order shown on the map is

Vertisols and gelisols are poor soils for building foundations.

Histosols is the soil order with the highest organic content.

_________ are positively charged ions.

Soil that is high in humus is often

Roughly half of soil is mineral and organic matter and half of it is liquids and gasses.

Vertisols form in clay-rich parent material and tend to behighly localized.

Which of the following layers are included in the solum?

Soil-forming factors include

Midlatitude deciduous forests are BEST associated with

The main gas in soil is

The process of losing water from the soil to the air from both the ground and from plants is called

Introduction to Physical Geography

The Geographers Tools

Earth-Sun Geometry and the Seasons

The Global Energy System

Global Temperature Patterns

Atmospheric Pressure, wind, and Global Circulation

Atmospheric Moisture and Precipitation

Air Masses and Cyclonic Weather Systems

Global Climates and Global Climate Change

Plant Geography

Earth S Internal Structure, rock Cycle, and Geologic Time

Tectonic Processes and Landforms

Weathering and Mass Movements

Groundwater and Karst Landscapes

Fluvial Systems and Landforms

Glacial Geomorphology: Processes and Landforms

Arid Landscapes and Eolian Processes

Coastal Processes and Landforms

Population Growth and Environmental Impacts

Filters