SOIL SCIENCE EXAM 2 QUESTIONS AND
100% CORRECT ANSWERS!!
Modern nutrient management is designed to _______.
All of the above
Of the macronutrients, which can be most correctly said to be a renewable resource?
Nitrogen
Concentrated animal production as is practiced in modern industrial agriculture usually
results in:
Nutrient excess in the area of the livestock operation.
Buffer strips principally function in nutrient management to:
Prevent the transport of nutrients from field to streams.
Fertilization to supply the nutrient element iron is often accomplished by which type of
application?
Application of a chelate to the soil
A cover crop is usually grown for the purpose of:
Both A (improving soil physical properties) and B (saving or recycling nutrients).
Well-vegetated buffer strips 10 to 20 meters wide can be expected to reduce the total N
content of runoff water by about ________.
90%
Fertilization to supply the nutrient element sulfur is often accomplished by what type of
application?
Broadcast of the nearly pure element as a solid.
Fertilization of the nutrient element nitrogen is often accomplished by which type of
application?
, Injection of a gas into the soil.
The PSNT nitrogen soil test is designed to be used in growing ________.
Corn
To monitor the effects of management on soil fertility, it is best to sample the soils in an
area:
All of the above (at the same season every time, from the same depth every time, every one to
three years)
Perforation placement is usually used to fertilize ______.
Landscape trees
Which one of the following statements about soil erosion is not true?
Sheet erosion, rills and gullies develop mainly during prolonged droughts
Which of the following statements is true?
???
The universal soil-loss equation (USLE) suggests that soil erosion loss is a product of all but
one of the following factors:
Soil drainage
The revised universal soil-loss equation (RUSLE) differs from USLE in all ways but one of
the following:
Uses greatly modified soil erodibility factors.
The P factor in the Universal soil-loss equation is concerned with all but one of the
following:
Soil erodibility
To be classified as a conservation tillage practice, a system must leave at least what portion
of the soil surface covered with plant residues?
100% CORRECT ANSWERS!!
Modern nutrient management is designed to _______.
All of the above
Of the macronutrients, which can be most correctly said to be a renewable resource?
Nitrogen
Concentrated animal production as is practiced in modern industrial agriculture usually
results in:
Nutrient excess in the area of the livestock operation.
Buffer strips principally function in nutrient management to:
Prevent the transport of nutrients from field to streams.
Fertilization to supply the nutrient element iron is often accomplished by which type of
application?
Application of a chelate to the soil
A cover crop is usually grown for the purpose of:
Both A (improving soil physical properties) and B (saving or recycling nutrients).
Well-vegetated buffer strips 10 to 20 meters wide can be expected to reduce the total N
content of runoff water by about ________.
90%
Fertilization to supply the nutrient element sulfur is often accomplished by what type of
application?
Broadcast of the nearly pure element as a solid.
Fertilization of the nutrient element nitrogen is often accomplished by which type of
application?
, Injection of a gas into the soil.
The PSNT nitrogen soil test is designed to be used in growing ________.
Corn
To monitor the effects of management on soil fertility, it is best to sample the soils in an
area:
All of the above (at the same season every time, from the same depth every time, every one to
three years)
Perforation placement is usually used to fertilize ______.
Landscape trees
Which one of the following statements about soil erosion is not true?
Sheet erosion, rills and gullies develop mainly during prolonged droughts
Which of the following statements is true?
???
The universal soil-loss equation (USLE) suggests that soil erosion loss is a product of all but
one of the following factors:
Soil drainage
The revised universal soil-loss equation (RUSLE) differs from USLE in all ways but one of
the following:
Uses greatly modified soil erodibility factors.
The P factor in the Universal soil-loss equation is concerned with all but one of the
following:
Soil erodibility
To be classified as a conservation tillage practice, a system must leave at least what portion
of the soil surface covered with plant residues?
