Huluka CSES 2040 Final UPDATED
ACTUAL Questions and CORRECT
Answers
How many years will it take to make an inch of mineral soil? - CORRECT ANSWER -
500 years
Plants get most of their essential nutrients from what? - CORRECT ANSWER - Soil
solution
What kind of a diet are plants on? - CORRECT ANSWER - Liquid Diet
What are soils main ecological role? - CORRECT ANSWER - Medium for plants growth,
modifier of the atmosphere, and habitat for microbes.
The layers of contrasting material you find when you dig a hole are called? - CORRECT
ANSWER - Horizons
A soil profile consist of what? - CORRECT ANSWER - The set of layers seen in a vertical
cross section of a soil
Under optimal conditions for plant growth what percent of soil is filled with water and air? -
CORRECT ANSWER - 25% water
25% air
What are the five major factors of influencing soil formation? - CORRECT ANSWER -
Cimate, Biota, Parent Material, Time, Topography
Igneous, Sedimentary, and metamorphic are three what? - CORRECT ANSWER - Types
of rock
, The four soil forming processes include - CORRECT ANSWER - translocation,
transformation, loss/gain.
There are different soils in Auburn where the climate is almost the same why? - CORRECT
ANSWER - Topography, biota, and parent material
How many soil horizons are there including bedrock? - CORRECT ANSWER -6
Soil particles with diameters 1.0,0.04,0.03 are classified as what? - CORRECT
ANSWER - sand, silt, silt
If a soil contains 20% sand, 30% silt and 5% organic matter, the percentage of clay will be. -
CORRECT ANSWER - 50%
What is Hydrolysis? - CORRECT ANSWER - Hydrolysis is the splitting of water into its
H+ and OH- components
What is hydration? - CORRECT ANSWER - Attachment of water molecules to a
compound.
The total number of soil orders are? - CORRECT ANSWER - 12
Soil pH is defined as? - CORRECT ANSWER - -log(H+)
As soil pH decreases the soil becomes more... - CORRECT ANSWER - Acidic
Will the uptake of more anions from a soil solution increase soil acidity? - CORRECT
ANSWER - No
ACTUAL Questions and CORRECT
Answers
How many years will it take to make an inch of mineral soil? - CORRECT ANSWER -
500 years
Plants get most of their essential nutrients from what? - CORRECT ANSWER - Soil
solution
What kind of a diet are plants on? - CORRECT ANSWER - Liquid Diet
What are soils main ecological role? - CORRECT ANSWER - Medium for plants growth,
modifier of the atmosphere, and habitat for microbes.
The layers of contrasting material you find when you dig a hole are called? - CORRECT
ANSWER - Horizons
A soil profile consist of what? - CORRECT ANSWER - The set of layers seen in a vertical
cross section of a soil
Under optimal conditions for plant growth what percent of soil is filled with water and air? -
CORRECT ANSWER - 25% water
25% air
What are the five major factors of influencing soil formation? - CORRECT ANSWER -
Cimate, Biota, Parent Material, Time, Topography
Igneous, Sedimentary, and metamorphic are three what? - CORRECT ANSWER - Types
of rock
, The four soil forming processes include - CORRECT ANSWER - translocation,
transformation, loss/gain.
There are different soils in Auburn where the climate is almost the same why? - CORRECT
ANSWER - Topography, biota, and parent material
How many soil horizons are there including bedrock? - CORRECT ANSWER -6
Soil particles with diameters 1.0,0.04,0.03 are classified as what? - CORRECT
ANSWER - sand, silt, silt
If a soil contains 20% sand, 30% silt and 5% organic matter, the percentage of clay will be. -
CORRECT ANSWER - 50%
What is Hydrolysis? - CORRECT ANSWER - Hydrolysis is the splitting of water into its
H+ and OH- components
What is hydration? - CORRECT ANSWER - Attachment of water molecules to a
compound.
The total number of soil orders are? - CORRECT ANSWER - 12
Soil pH is defined as? - CORRECT ANSWER - -log(H+)
As soil pH decreases the soil becomes more... - CORRECT ANSWER - Acidic
Will the uptake of more anions from a soil solution increase soil acidity? - CORRECT
ANSWER - No
