CSES 2040 Exam 1 UPDATED ACTUAL
Questions and CORRECT Answers
The three natural biochemical reactions include: - CORRECT ANSWER - photosynthesis,
respiration, cation/anion exchange capacity
A soil is: - CORRECT ANSWER - the skin of the earth
A soil horizon has ______ master horizons - CORRECT ANSWER -6
Soil is an invaluable resource because: - CORRECT ANSWER - it provides plants with
essential nutrients, it is a foundation for roads and buildings, it filters polluted water
As discussed in this class, plant essential nutrients include _________ Macro _______
microelements, respectively. - CORRECT ANSWER - 9 and 8
Which of the following is true about soil?
A. Soil is a rock
B. rock is a soil
C. soil an inert and biologically active
D. none of the above are true - CORRECT ANSWER - NONE OF THE ABOVE ARE
TRUE
Physical and chemical weathering take place: - CORRECT ANSWER - simultaneously
Which of the following is not a weathering agent?
A. water
B. air
C. redox
,D. none of the above are true - CORRECT ANSWER - NONE OF THE ABOVE ARE
TRUE
The five soil forming factors include: - CORRECT ANSWER - time, topography, parent
material, climate and biota
The four soil forming processes do not include:
A. transformation
B. translocation
C. losses/gains
D. none of the above - CORRECT ANSWER - NONE OF THE ABOVE
There are _____ soil orders according to US soil taxonomy - CORRECT ANSWER - 12
A given soil has a nomenclature of Miami silt loam, fine loamy, mixed, mesic, Typic Argiaquoll.
What is the order name of this soil? - CORRECT ANSWER - Mollisol
A given soil has a nomenclature of Miami silt loam, fine loamy, mixed, mesic, Typic Argiaquoll.
What is the subgroup name of this soil? - CORRECT ANSWER - Typic Argiaquoll
In which soil suborder would you most likely find a soil with swelling and cracking clay? -
CORRECT ANSWER - Uderts
A prime land that is most suitable for agriculture with little or no limitation has a land capability
classification of: - CORRECT ANSWER -I
The subsurface horizon color (hue) of a well drained mineral soil in Southeast US will probably
be: - CORRECT ANSWER - red, yellow, and/or combination or red and yellow
, The relative proportion of sand (2.00-0.05 mm), silt (0.05-0.002 mm) and clay (<0.002 mm)
particles in a soil is known as: - CORRECT ANSWER - texture
The arrangement of soil particles into aggregates is called:
texture
particle size
particle density
none of the above - CORRECT ANSWER - NONE OF THE ABOVE
Relative amount of soil porosity can defined as: - CORRECT ANSWER - - volume of soil
pores divided by total volume of soil
- Total volume of soil minus volume of soil solid
- Volume of air + volume of water in the soil
During a hurricane, soil will be saturated with water due to heavy rain. The volume of soil pore
space occupied by air during a hurricane will be:
About 50%
About 25%
About 100%
none of the above - CORRECT ANSWER - NONE OF THE ABOVE
Which of the following statement is not true about water?
- Water is a polar molecule.
- Solid water (ice) is heavier than liquid water at room temperature.
- Water has its highest density at about four degree centigrade.
- Soil water is mostly under tension. - CORRECT ANSWER - Solid water (ice) is heavier
than liquid water at room temperature.
Questions and CORRECT Answers
The three natural biochemical reactions include: - CORRECT ANSWER - photosynthesis,
respiration, cation/anion exchange capacity
A soil is: - CORRECT ANSWER - the skin of the earth
A soil horizon has ______ master horizons - CORRECT ANSWER -6
Soil is an invaluable resource because: - CORRECT ANSWER - it provides plants with
essential nutrients, it is a foundation for roads and buildings, it filters polluted water
As discussed in this class, plant essential nutrients include _________ Macro _______
microelements, respectively. - CORRECT ANSWER - 9 and 8
Which of the following is true about soil?
A. Soil is a rock
B. rock is a soil
C. soil an inert and biologically active
D. none of the above are true - CORRECT ANSWER - NONE OF THE ABOVE ARE
TRUE
Physical and chemical weathering take place: - CORRECT ANSWER - simultaneously
Which of the following is not a weathering agent?
A. water
B. air
C. redox
,D. none of the above are true - CORRECT ANSWER - NONE OF THE ABOVE ARE
TRUE
The five soil forming factors include: - CORRECT ANSWER - time, topography, parent
material, climate and biota
The four soil forming processes do not include:
A. transformation
B. translocation
C. losses/gains
D. none of the above - CORRECT ANSWER - NONE OF THE ABOVE
There are _____ soil orders according to US soil taxonomy - CORRECT ANSWER - 12
A given soil has a nomenclature of Miami silt loam, fine loamy, mixed, mesic, Typic Argiaquoll.
What is the order name of this soil? - CORRECT ANSWER - Mollisol
A given soil has a nomenclature of Miami silt loam, fine loamy, mixed, mesic, Typic Argiaquoll.
What is the subgroup name of this soil? - CORRECT ANSWER - Typic Argiaquoll
In which soil suborder would you most likely find a soil with swelling and cracking clay? -
CORRECT ANSWER - Uderts
A prime land that is most suitable for agriculture with little or no limitation has a land capability
classification of: - CORRECT ANSWER -I
The subsurface horizon color (hue) of a well drained mineral soil in Southeast US will probably
be: - CORRECT ANSWER - red, yellow, and/or combination or red and yellow
, The relative proportion of sand (2.00-0.05 mm), silt (0.05-0.002 mm) and clay (<0.002 mm)
particles in a soil is known as: - CORRECT ANSWER - texture
The arrangement of soil particles into aggregates is called:
texture
particle size
particle density
none of the above - CORRECT ANSWER - NONE OF THE ABOVE
Relative amount of soil porosity can defined as: - CORRECT ANSWER - - volume of soil
pores divided by total volume of soil
- Total volume of soil minus volume of soil solid
- Volume of air + volume of water in the soil
During a hurricane, soil will be saturated with water due to heavy rain. The volume of soil pore
space occupied by air during a hurricane will be:
About 50%
About 25%
About 100%
none of the above - CORRECT ANSWER - NONE OF THE ABOVE
Which of the following statement is not true about water?
- Water is a polar molecule.
- Solid water (ice) is heavier than liquid water at room temperature.
- Water has its highest density at about four degree centigrade.
- Soil water is mostly under tension. - CORRECT ANSWER - Solid water (ice) is heavier
than liquid water at room temperature.
