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CERTIFIED CROP ADVISOR (CCA) PRACTICE EXAM
QUESTIONS WITH CORRECT ANSWERS BRAND NEW
CERTIFIED CROP ADVISOR (CCA) PRACTICE EXAM
Which practices are needed to reclaim a saline soil?
Gypsum app and excess irrigation water
Calcium carbonate app and excess irrigation water
Excess irrigation water
Lower fert rates and manure app ......ANSWER......excess irrigation
water
_________ arises from a well defined origin, such as a discharge from
an industrial plant.
Non-point source pollution
Point source pollution
Max contamination level
Min contamination level ......ANSWER......point source pollution
A protectant fungicide implies that the fungicide _________.
Eliminates infection after the symptoms are seen
Becomes systemic in the plant
Is highly susceptible to photodecomposition
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Protects the plant or seed before the disease occurs
......ANSWER......protects the plant or seed before the disease occurs
A soil test measures ______ nutrients.
Total
Plant-available
Fertilizer-applied
Organic
All of the above ......ANSWER......plant-available
The recommended number of sub-sample cores needed to make a good
soil sample is: ......ANSWER......12 to 15 cores
Soil sampling for pH in no-till and till plant systems should be done to a
depth of how many inches: ......ANSWER......2" to 3"
Even though a soil sampling depth of 6-8 inches is typically
recommended for general soil sampling, which of the following requires
a 0-24 inch depth under certain conditions?
N
P
K
Zn ......ANSWER......N
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What would be an example of a correct expression of a fertilizer grade?
......ANSWER......0-0-60
What weight of urea (46% N) is required to apply 138 lb of actual N per
acre? ......ANSWER......300 lb
If the price per gallon of UAN fluid fertilizer (28-0-0, 10.67 lb/gal) is
$0.75, what is the cost per pound of actual nitrogen?
......ANSWER......$0.25
Anhydrous ammonia fertilizer usually contains ______% nitrogen.
......ANSWER......82
Nitrogen is an essential part of ______.
Protein
Plant enzymes
Chlorophyll
All of the above
None of the above ......ANSWER......protein, plant enzymes, chlorophyll
N deficiency in plants is expressed first on older, lower leaves because N
______.
Moves to the roots
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Is mobile in the plant
Is immobile in the plant
Slowly turns into N2 gas and floats up ......ANSWER......it is mobile in the
plant
Which of the following is generally not a nitrogen deficiency symptom
in plants?
Slow growth
Pale green or yellow color
Reduced tillering
Purple coloration of the lower levels ......ANSWER......purple coloration
of the lower leaves
Nitrogen can enter the nitrogen cycle through ______.
Soil organic matter mineralization
Leaching
Grain harvest
Denitrification
Volatilization ......ANSWER......soil organic matter mineralization
Nitrogen is lost from the nitrogen cycle by ______.
Nitrogen fixation by lightning
Animal manure
CERTIFIED CROP ADVISOR (CCA) PRACTICE EXAM
QUESTIONS WITH CORRECT ANSWERS BRAND NEW
CERTIFIED CROP ADVISOR (CCA) PRACTICE EXAM
Which practices are needed to reclaim a saline soil?
Gypsum app and excess irrigation water
Calcium carbonate app and excess irrigation water
Excess irrigation water
Lower fert rates and manure app ......ANSWER......excess irrigation
water
_________ arises from a well defined origin, such as a discharge from
an industrial plant.
Non-point source pollution
Point source pollution
Max contamination level
Min contamination level ......ANSWER......point source pollution
A protectant fungicide implies that the fungicide _________.
Eliminates infection after the symptoms are seen
Becomes systemic in the plant
Is highly susceptible to photodecomposition
,2|Page
Protects the plant or seed before the disease occurs
......ANSWER......protects the plant or seed before the disease occurs
A soil test measures ______ nutrients.
Total
Plant-available
Fertilizer-applied
Organic
All of the above ......ANSWER......plant-available
The recommended number of sub-sample cores needed to make a good
soil sample is: ......ANSWER......12 to 15 cores
Soil sampling for pH in no-till and till plant systems should be done to a
depth of how many inches: ......ANSWER......2" to 3"
Even though a soil sampling depth of 6-8 inches is typically
recommended for general soil sampling, which of the following requires
a 0-24 inch depth under certain conditions?
N
P
K
Zn ......ANSWER......N
,3|Page
What would be an example of a correct expression of a fertilizer grade?
......ANSWER......0-0-60
What weight of urea (46% N) is required to apply 138 lb of actual N per
acre? ......ANSWER......300 lb
If the price per gallon of UAN fluid fertilizer (28-0-0, 10.67 lb/gal) is
$0.75, what is the cost per pound of actual nitrogen?
......ANSWER......$0.25
Anhydrous ammonia fertilizer usually contains ______% nitrogen.
......ANSWER......82
Nitrogen is an essential part of ______.
Protein
Plant enzymes
Chlorophyll
All of the above
None of the above ......ANSWER......protein, plant enzymes, chlorophyll
N deficiency in plants is expressed first on older, lower leaves because N
______.
Moves to the roots
, 4|Page
Is mobile in the plant
Is immobile in the plant
Slowly turns into N2 gas and floats up ......ANSWER......it is mobile in the
plant
Which of the following is generally not a nitrogen deficiency symptom
in plants?
Slow growth
Pale green or yellow color
Reduced tillering
Purple coloration of the lower levels ......ANSWER......purple coloration
of the lower leaves
Nitrogen can enter the nitrogen cycle through ______.
Soil organic matter mineralization
Leaching
Grain harvest
Denitrification
Volatilization ......ANSWER......soil organic matter mineralization
Nitrogen is lost from the nitrogen cycle by ______.
Nitrogen fixation by lightning
Animal manure
