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Final Exam CRSS 3060 Soils & Hydrology Questions and Answers
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Final Exam CRSS 3060 Soils & Hydrology Questions and Answers
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Final Exam CRSS 3060 Soils &Hydrology Questions and Answers
soil composition percentages - Answers -50% inorganic matter, 5% organic matter, and
45% pore space (water/air)
Georgia Regions: Valley & Ridge - Answers -Ultisol & Inceptisols on steep sedimentary
ridges and flat valleys
Georgia Regions: Blue Ridge - Answers -Ultisols n Inceptisols on steep metamorphic
mountains
Georgia Regions: Piedmont - Answers -Ultisols on dissected rolling igneous and
metamorphic rock
Georgia Regions: Sand hills - Answers -Entisols and Ultisols oon rolling aeolian and
marine sands
Georgia Regions: Southern Coastal Plain - Answers -Ultisols nd Entisols on gently
rolling to level marine deposits
Georgia Regions: Flatwoods - Answers -Spodisols, Histosols, Entisols on level, recent
marine deposits
Granite - Answers -Felsic igneous rock common in Piedmont
Quartz - Answers -Resistant primary mineral common in sand fraction
Mica - Answers -primary mineral with platy morphology found in granite
Chemical weathering - Answers -Breaking down of primary minerals into secondary
minerals
Primary minerals - Answers -quartz
feldspar
mica
muscovite
biotite
calcite
gypsum
halite
, Secondary minerals - Answers -clay:
kaolinite
vermiculite
illite
montmorillonite
Which soil colloid has the greatest amount of permanent negative charge? - Answers -
2:! clays
Which of the following minerals is most soluble in a humid, temperate climate? -
Answers -gypsum (soluble, often found in arid regions)
T/F: The surface area within a volume decreases as soil particles get bigger - Answers -
True
CEC - Answers -Cation Exchange Capacity: Soil's ability to absorb and release cations.
A useful measure of soil's fertility. (cation: positively charged ion)
Function of Soil - Answers -Plant growth media
Regulate water supply
Recycle raw materials
Habitat for soil organisms
Engineering Medium
Atmosphere modifier
4 Soil processes - Answers -1. Transformations
2. Translocations
3. Additions
4. Losses
Properties of Soil - Answers -Texture, color, pore space, and chemistry.
5 Factors of soil formation - Answers -climate, organisms, relief, parent material, time
Parent Material - Answers -Alluvium
Colluvium
Residuum
Aeolian
Lacustrine
Marine
Glacial Till
Glacial Outwash
Alluvium - Answers -Water. a deposit of clay, silt, sand, and gravel left by flowing
streams in a river valley or delta, typically producing fertile soil.
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