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CCA EXAM INT. (SOIL AND WATER MANAGEMENT) 2024 QUESTIONS WITH 100% CORRECT ANSWERS!!
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CCA EXAM INT. (SOIL AND WATER MANAGEMENT) 2024 QUESTIONS WITH 100% CORRECT ANSWERS!!
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Name: Score:79 Multiple choice questions
Term 1 of 79
Phosphorous transported from a field can be reduced by ____________.
clean tillage
burning crop residues
buffer strip
applying 13-13-13
Term 2 of 79
When crop residues are removed from a field, soil ________ increases
erosion
organic matter
fertility
nutrient retention
Term 3 of 79
Which of the following factors does not affect wind erosion?
surface roughness
veg
slope length
soil texture
,Term 4 of 79
Which of the following is most important in carbon sequestration?
proper irrigation
land leveling
reducing tillage
good fertility
Term 5 of 79
The bulk density of 100cm3 of dry soil that weights 145g is ___________ g/cm3
4.5
1.45
0.7
2.45
Term 6 of 79
Soil structure modifies the physical properties of soil__________________
biota
microclimate
texture
color
, Term 7 of 79
Which of the following is not an example of a contribution of soil organic matter to soil
properties?
increased molybdenum availability
increased nitrogen availability
increased CEC
increased soil aeration
Term 8 of 79
Water moving horizontally in a soil is called ________ flow.
lateral
inter
over
preferential
Term 9 of 79
Knowing the drainage class of soil is helpful when building a __________.
pond
wetland
road
all of these
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