Question 1

Which of the following is not a physical property used to distinguish soils?

Accepted Answer

A) Colour. 
B) Texture. 
C) Porosity. 
D) Temperature. 
A) Colour. 
B) Texture. 
C) Porosity. 
D) Temperature.

Question 2

In addition to designation of horizons,soil scientists also designate subhorizons,for instance,indicating human activity or presence of organic matter.

Accepted Answer

A) True 
 B)False

Question 3

A high cation-exchange capacity (CEC)tends to indicate poor soil fertility.

Accepted Answer

A) True 
 B)False

Question 4

Soil structure can be defined by which of the following?

Accepted Answer

A) Crumb or granular. 
B) Blocky or straight. 
C) Prismatic or flat. 
D) Platy or compressed. 
A) Crumb or granular. 
B) Blocky or straight. 
C) Prismatic or flat. 
D) Platy or compressed.

Question 5

Which of the following soils would have limited horizon development and would be destructive of buildings and roads?

Accepted Answer

A) Brunisolic. 
B) Vertisolic. 
C) Chernozemic. 
D) Solonetzic. 
A) Brunisolic. 
B) Vertisolic. 
C) Chernozemic. 
D) Solonetzic.

Question 6

What are the five primary soil forming factors? Describe each using examples.

Accepted Answer

Parent material,climate,biological activ

Question 7

Which of the following best describes the composition of soil?

Accepted Answer

A) Soil is primarily mineral matter (approximately 72%),but also consists of organic matter (10%),and water (18%). 
B) Soil consists of approximately 45% organic matter,50% mineral matter,and 5% water and/or air. 
C) Soil is composed of about 45% mineral matter,5% organic matter,and 50% pore space containing air and water. 
D) Soil includes pebbles,gravel,cobbles,and a varying combination of sands,silts,and clays. 
A) Soil is primarily mineral matter (approximately 72%),but also consists of organic matter (10%),and water (18%). 
B) Soil consists of approximately 45% organic matter,50% mineral matter,and 5% water and/or air. 
C) Soil is composed of about 45% mineral matter,5% organic matter,and 50% pore space containing air and water. 
D) Soil includes pebbles,gravel,cobbles,and a varying combination of sands,silts,and clays.

Question 8

Which is the branch of soil science that studies soil as a medium for sustaining the growth of higher plants?

Accepted Answer

A) Pedology. 
B) Edaphology. 
C) Geology. 
D) Geomorphology. 
A) Pedology. 
B) Edaphology. 
C) Geology. 
D) Geomorphology.

Question 9

What do you think are the biggest challenges related to soil conservation and management in the coming decades?

Accepted Answer

Answers will vary.However,they may inclu

Question 10

Which of the following best describes the role of biological activity in soil development?

Accepted Answer

A) Broadleaf trees tend to increase the alkalinity of soil,whereas needleleaf trees increase the acidity. 
B) Earthworms increase soil porosity and contribute to soil movement and organic content. 
C) Plant roots provide channels for air and water movement in soils. 
D) All organisms living in,on,and over the soil,influence soil development and characteristics: they can influence the pH,the organic matter,chemical content,and biological content of soils. 
A) Broadleaf trees tend to increase the alkalinity of soil,whereas needleleaf trees increase the acidity. 
B) Earthworms increase soil porosity and contribute to soil movement and organic content. 
C) Plant roots provide channels for air and water movement in soils. 
D) All organisms living in,on,and over the soil,influence soil development and characteristics: they can influence the pH,the organic matter,chemical content,and biological content of soils.

Question 11

Where would one likely find the deepest soil development?

Accepted Answer

A) On steep slopes. 
B) Level or nearly level grounds. 
C) Moderately sloping,south facing hills. 
D) Over the oldest geological formations in an area,regardless of slope. 
A) On steep slopes. 
B) Level or nearly level grounds. 
C) Moderately sloping,south facing hills. 
D) Over the oldest geological formations in an area,regardless of slope.

Question 12

Podzolic soils are solely associated with the northern coniferous forest and are never found within mixed or deciduous forests.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following are examples of soil forming factors?

Accepted Answer

A) Surface relief,worms and bacteria. 
B) Worms,bacteria and lithification. 
C) Bacteria,lithification and rainfall. 
D) Rainfall,lithification and surface relief. 
A) Surface relief,worms and bacteria. 
B) Worms,bacteria and lithification. 
C) Bacteria,lithification and rainfall. 
D) Rainfall,lithification and surface relief.

Question 14

Regisolic soils (Entisols)are the least developed soils in the world.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following is not one of the five primary soil-forming factors?

Accepted Answer

A) Topography. 
B) Climate. 
C) Human activity. 
D) Biological activity. 
A) Topography. 
B) Climate. 
C) Human activity. 
D) Biological activity.

Question 16

The horizon in which water moves fine particles downward in a process called eluviation is which horizon?

Accepted Answer

A) 
A)  
B) O) 
C) Ae. 
D) 
B)  
A) 
A)  
B) O) 
C) Ae. 
D) 
B)

Question 17

Which are recent,undeveloped soils?

Accepted Answer

A) Vertisolic. 
B) Solonetzic. 
C) Regosolic. 
D) Gleysolic. 
A) Vertisolic. 
B) Solonetzic. 
C) Regosolic. 
D) Gleysolic.

Question 18

Ped formation enhances which of the following?

Accepted Answer

A) Soil texture. 
B) Permeability. 
C) Soil horizons. 
D) Plasticity. 
A) Soil texture. 
B) Permeability. 
C) Soil horizons. 
D) Plasticity.

Question 19

What are some of the concerns regarding the rate and amount of soil erosion.What does a cost benefit analysis of soil loss prevention show?

Accepted Answer

Soil erosion is the breakdown,detachment

Question 20

Contrast the soil beneath broadleaf trees with that beneath conifers.How do the soils compare?

Accepted Answer

A) Broadleaf trees tend to make the soil more acidic; conifers tend to make it more alkaline. 
B) Broadleaf trees tend to make the soil more alkaline; conifers tend to make it more acidic. 
C) Broadleaf trees tend to make the soil more acidic; conifers tend to make it more neutral. 
D) Broadleaf trees tend to make the soil more neutral; conifers tend to make it more acidic. 
A) Broadleaf trees tend to make the soil more acidic; conifers tend to make it more alkaline. 
B) Broadleaf trees tend to make the soil more alkaline; conifers tend to make it more acidic. 
C) Broadleaf trees tend to make the soil more acidic; conifers tend to make it more neutral. 
D) Broadleaf trees tend to make the soil more neutral; conifers tend to make it more acidic.

Which of the following is not a physical property used to distinguish soils?

In addition to designation of horizons,soil scientists also designate subhorizons,for instance,indicating human activity or presence of organic matter.

A high cation-exchange capacity (CEC)tends to indicate poor soil fertility.

Soil structure can be defined by which of the following?

Which of the following soils would have limited horizon development and would be destructive of buildings and roads?

What are the five primary soil forming factors? Describe each using examples.

Which of the following best describes the composition of soil?

Which is the branch of soil science that studies soil as a medium for sustaining the growth of higher plants?

What do you think are the biggest challenges related to soil conservation and management in the coming decades?

Which of the following best describes the role of biological activity in soil development?

Where would one likely find the deepest soil development?

Podzolic soils are solely associated with the northern coniferous forest and are never found within mixed or deciduous forests.

Which of the following are examples of soil forming factors?

Regisolic soils (Entisols)are the least developed soils in the world.

Which of the following is not one of the five primary soil-forming factors?

The horizon in which water moves fine particles downward in a process called eluviation is which horizon?

Which are recent,undeveloped soils?

Ped formation enhances which of the following?

What are some of the concerns regarding the rate and amount of soil erosion.What does a cost benefit analysis of soil loss prevention show?

Contrast the soil beneath broadleaf trees with that beneath conifers.How do the soils compare?

Essentials of Geography

Solar Energy to Earth and the Seasons

Earths Modern Atmosphere

Atmosphere and Surface Energy Balances

Global Temperatures

Atmospheric and Oceanic Circulations

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

Climate Change

The Dynamic Planet

Tectonics, earthquakes, and Volcanism

Weathering, karst Landscapes, and Mass Movement

River Systems

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

Ecosystem Essentials

Terrestrial Biomes

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Exam 18: The Geography of Soils

Which of the following is not a physical property used to distinguish soils?

In addition to designation of horizons,soil scientists also designate subhorizons,for instance,indicating human activity or presence of organic matter.

A high cation-exchange capacity (CEC)tends to indicate poor soil fertility.

Soil structure can be defined by which of the following?

Which of the following soils would have limited horizon development and would be destructive of buildings and roads?

What are the five primary soil forming factors? Describe each using examples.

Which of the following best describes the composition of soil?

Which is the branch of soil science that studies soil as a medium for sustaining the growth of higher plants?

What do you think are the biggest challenges related to soil conservation and management in the coming decades?

Which of the following best describes the role of biological activity in soil development?

Where would one likely find the deepest soil development?

Podzolic soils are solely associated with the northern coniferous forest and are never found within mixed or deciduous forests.

Which of the following are examples of soil forming factors?

Regisolic soils (Entisols)are the least developed soils in the world.

Which of the following is not one of the five primary soil-forming factors?

The horizon in which water moves fine particles downward in a process called eluviation is which horizon?

Which are recent,undeveloped soils?

Ped formation enhances which of the following?

What are some of the concerns regarding the rate and amount of soil erosion.What does a cost benefit analysis of soil loss prevention show?

Contrast the soil beneath broadleaf trees with that beneath conifers.How do the soils compare?

Essentials of Geography

Solar Energy to Earth and the Seasons

Earths Modern Atmosphere

Atmosphere and Surface Energy Balances

Global Temperatures

Atmospheric and Oceanic Circulations

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

Climate Change

The Dynamic Planet

Tectonics, earthquakes, and Volcanism

Weathering, karst Landscapes, and Mass Movement

River Systems

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

Ecosystem Essentials

Terrestrial Biomes

Filters