1.1 Flashcards
0
Q
List the components of the soils ecosystem
A
Water
Minerals
Life
Air
1
Q
List the 3 functions of soils
A
Supports plants
Manufactures food
Get rid of society products
2
Q
Abiotic elements soils include
A
Bioproducts
Water
Air
Organic materials
3
Q
Biotic elements of soils includes
A
Producers
Decomposers
Consumers
4
Q
Factors that work in concert to produce a soil profile
A
Parent materials Climate Vegetation Climate Topography
5
Q
Primary producers are organisms that perform photosynthesis that convert
A
Light energy into chemical energy
6
Q
Consumers convert chemical energy into
A
Waste heat and energy
7
Q
Two major roles of soils
A
Supporting plants
Decomposer recycles residues
8
Q
Layers of soil
A
Soil surface o: Recently deceased Topsoil A: biologically active Subsoil B: chemically active Parent material c: original matter Bedrock r: solid rock minerals
9
Q
Benefit of humus to soil health
A
Stabilizes soil minerals
Water infiltration storage
