Soil Texture
Soil Triangle
Soil Horizons
CLOPT
N-P-K
Extra questions
100
What is the smallest soil texture
what is clay
100
What is 30% sand 10% silt 60% Clay
Clay
100
What are Soil Horizons
Layers of the soil
100
What is soil made of?
Minerals, Organic Matter, Water, Air
100
What is N P K
Nitrogen Phosphorus Potassium
100
Steep-sided mountainous soils tend to be ____ in depth
Shallow
200
What is a primary physical characteristic of a sandy soil
What is Rapid drainage and low nutrients
200
85 % sand 10% silt 5% clay
Loamy Sand
200
Breaking down is wearing away rocks into soil is?
Weathering
200
Give me an example of climate that will break rocks into soil
Heat and rain, Cold and Dry
200
What does N ,P, and K help in plants? Remember the up down around
N- Up leaves
P- Down Roots
K All around whole plant
200
What is NOT a component of soil?
gases
300
In the mason jar sedimentation test, which soil particle is the first to settle out to the bottom of the jar after shaking
Sand
300
40% sand 50% Silt 10% Clay
Silt Loam
300
Made from dead plant and animal material and is not the same as its edible namesake
Humus
300
Give me an example of an organism
Plants, animals, microbes
300
What does nitrogen deficiency look like
Yellow leaves on older leaves
300
Soil is a(n) ____ resource.
Non renewable
400
How does silt feel when it is dry and when it is wet
Smooth and flour-like when dry, velvety or soapy when wet
400
5% sand 50% Clay 45% Silt
Silty clay
400
What comes before soil is made?
Parent Material
400
What is Topogrophy
Shape of the landscape
400
What are two signs of Phosphorus Deficiency
Older leaves turn purple and weak roots
400
Which of the is NOT a component of soil?
Gases
500
Which soil particle has the highest surface area and greatest capacity to hold water and nutrients
Clay
500
27% Sand 35% Silt 38% Clay
Clay Loam
500
What soil horizon is the darkest in color and has the most roots?
Horizon A
500
What is Parent material and give an example.
The rocks under the soil like limestone
500
What are two symptoms of Potassium Deficiency?
Burnt looking leaves, looks wilted even if it has been watered
500
A soil profile shows a sequence of layers called ___.
Horizons
600
What is the mix of all three soil types
Loam
600
10% Sand 7% Clay 83% Silt
Silt
600
List the soil horizons in order
O A B C R
600
What is CLOPT
Climate Organisms, Relief, Parent Material, Time
600
What is the best soil PH?
6.5
600
Which layer best represents the weathered bedrock layer?
R