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Soils 2 Flashcards | StudBud
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Soils 2
Soils 2
27 terms
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Flashcards
27 cards
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Practice quiz
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Questions
27
Answers
1
Which soil has high organic matter but poor nutrient availability?
Organic
Gleysolic
Chernozemic
Luvisolic
2
Clay and silt are easily eroded by which force?
Wind
None of these
Freezing
Water
3
Healthy soils aren’t just productive- they retain organic matter for organisms to live?
False
True
4
Livestock hooves will never be a source of compaction?
True
False
5
Chernozemic soils are?
Forest soils
Grassland soils that are considered fertile
Have poor organic matter
Soils with an ashy gray layer
6
Which soils are high in acid?
Organic
Gleysolic
Luvisolic
Chernozemic
7
What is a use for organic soils?
Forestry
Peat harvesting
Pastures
All of these
8
Nutrient cycling?
Has inputs, outputs, and nutrient cycling
Has no outputs
Nutrients don’t cycle at all
Has no inputs
9
Feric , Mesic. And humic are all great groups of which soil order?
Luvisolic
Solonetzic
Chernozemic
Organic
10
What is a management tool to prevent erosion?
Adding lime
All of these
Keep a plant cover
Use deep tillage
11
Solonetzic soils have...
All of these
Hard subsoil that makes columnar like structures
High amounts of salts
Poor plant growth
12
On the landscape, where do eroded soils end up?
They don’t move at all
On the bottom of the slope
On top of the hill
On the steepest slope
13
Saline soils...
Occur where more nutrients are coming in than leaving
Occur at a point where more water is leaving by evaporation
Usually caused by a low water table
Not a problem and are easily fixed
14
Compaction...
Affects pore spacing and pushes them close together
Is the worst on sandy soils
Increases rooting ability
Tend to not be a problem in Western Canada
15
Which soil is a wetland soil?
Organic
Gleysolic
Chernozemic
Solonetzic
16
What are luvisolic soils?
Fertile soils
Forest soils that tend to be acidic
Water soils that are highly acidic
Are found in warm dry climate zones
17
Which soil has columnar structures?
Luvisolic
Organic
Solonetzic
Chernozemic
18
Which soil causes symptoms of drought stress in plants?
Organic
Solonetzic
Chernozemic
Luvicolic
19
Organic soils contain less than 17% organic matter
True
False
20
Brown, dark brown, black are great groups for which soil order?
Gleysolic
Chernozemic
Luvisolic
Solonetzic
21
Which areas are prone to compaction?
Middle of wetlands
Areas livestock gather
Open grasslands
Forested areas
22
Which soil has characteristics of mottling due to iron oxidation?
Solonetzic
Organic
Gleysolic
Chernozemic
23
Sand is easily eroded by which force?
Water
Wind
Wind and water
Snow
24
What soils are poorly drained and influenced by water logging over long periods?
Chernozemic
Solonetzic
Organic
Gleysolic
25
Adding lime to soils fix which problem?
Erosion problems
Salt soils
Compaction
Acid soils
26
When water travels through upland soils, picks up salt, and brings it to the surface?
Soil crust
Blow out
Saline seep
Salt sump
27
Functions of the soil include?
Habitat for organisms
All of these
Engineering medium
Filtering air and water quality
