Question 1

A graph of the moisture status of the soil showing times of surplus soil water and deficit soil water is a __________.

Accepted Answer

The answer of A graph of the moisture status of...

Question 2

Extremely dry conditions,stable quartz parent material,or very recent deposition account for the formation of entisols.

Accepted Answer

A) True 
 B)False

Question 3

Generally,the MOST important factor in soil development is

Accepted Answer

A)  time. 
B)  organisms. 
C)  climate. 
D)  parent materials. 
E)  relief.

Question 4

Fill in the blank to make each statement true (answers may be more than one word).
i)The ______[1]_______ is the maximum amount of water the soil can hold after gravitational water has moved away.
ii)______[2]_______ is the threshold amount of soil water below which plants can no longer absorb water.
iii)Balancing the ______[3]________ involves the amount of precipitation,evapotranspitation,and water storage and loss.

Accepted Answer

The answer of Fill in the blank to make each...

Question 5

The BEST climate association with aridisols is

Accepted Answer

A)  Mediterranean dry-summer. 
B)  hot low-latitude and cold midlatitude desert. 
C)  tropical savanna. 
D)  subarctic and tundra. 
E)  cold midlatitude steppe and humid continental mild-summer.

Question 6

Residual parent material is found along a beach.

Accepted Answer

A) True 
 B)False

Question 7

Soils that have one or more weakly developed horizons due to some alteration and removal of soluble minerals are

Accepted Answer

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

Question 8

The force that causes water to rise in small tubular conduits within the soil is

Accepted Answer

A)  capillary action. 
B)  field capacity. 
C)  surface tension. 
D)  the wilting point. 
E)  evapotranspiration.

Question 9

Oxisols are the soil order BEST associated with warm,moist subtropical environments,red color,and their support of productive forests and continuous agriculture.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following are pedogenic processes?

Accepted Answer

A)  additions 
B)  translocations 
C)  metamorphism 
D)  deletions 
E)  transformations

Question 11

pH measures from 0 to 10.

Accepted Answer

A) True 
 B)False

Question 12

The soil order shown on the map is

Accepted Answer

A)  andisols. 
B)  histosols. 
C)  mollisols. 
D)  spodosols. 
E)  gelisols.

Question 13

The soil order BEST associated with high latitudes or elevations is __________.

Accepted Answer

The answer of The soil order BEST associated with high...

Question 14

Which of the following are types of soil structure?

Accepted Answer

A)  granular 
B)  silty clay 
C)  loam 
D)  blocky 
E)  platy

Question 15

A Munsell chart is used to

Accepted Answer

A)  describe soil color. 
B)  determine slope and relief. 
C)  identify texture. 
D)  measure pH. 
E)  describe soil structure.

Question 16

Oxisols have which of the following characteristics?

Accepted Answer

A)  thin A horizon 
B)  low fertility 
C)  brick-like qualities 
D)  very little leaching of silica 
E)  oxic soil horizon

Question 17

The surface horizon of a soil profile is a(n)

Accepted Answer

A)  family. 
B)  ped. 
C)  cation. 
D)  loam. 
E)  epipedon.

Question 18

Soil taxonomy is a genetic classification system.

Accepted Answer

A) True 
 B)False

Question 19

A regional soil-forming process in tropical and subtropical environments that results in extensive eluviation of minerals except for iron and aluminum is

Accepted Answer

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

Question 20

Partially decomposed organic matter in the soil is

Accepted Answer

A)  regolith. 
B)  bedrock. 
C)  caliche. 
D)  solum. 
E)  humus.

Exam 11: The Global Distribution and Character of Soils

A graph of the moisture status of the soil showing times of surplus soil water and deficit soil water is a __________.

Extremely dry conditions,stable quartz parent material,or very recent deposition account for the formation of entisols.

Generally,the MOST important factor in soil development is

The BEST climate association with aridisols is

Residual parent material is found along a beach.

Soils that have one or more weakly developed horizons due to some alteration and removal of soluble minerals are

The force that causes water to rise in small tubular conduits within the soil is

Oxisols are the soil order BEST associated with warm,moist subtropical environments,red color,and their support of productive forests and continuous agriculture.

Which of the following are pedogenic processes?

pH measures from 0 to 10.

The soil order shown on the map is

The soil order BEST associated with high latitudes or elevations is __________.

Which of the following are types of soil structure?

A Munsell chart is used to

Oxisols have which of the following characteristics?

The surface horizon of a soil profile is a(n)

Soil taxonomy is a genetic classification system.

A regional soil-forming process in tropical and subtropical environments that results in extensive eluviation of minerals except for iron and aluminum is

Partially decomposed organic matter in the soil is