Objectives:
Define the term soil.
Describe the composition of a typical soil.
Explain how minerals are gained by or lost from soil.
Define the term humus and explain why it is an important part of healthy soil.
Differentiate between fertile soil and infertile soil.
Describe the three main states of soil moisture.
Identify the organisms that are important for the formation of healthy soil.
Define the term loam.
Define the term parent material and describe the four different types of parent material.
Describe the five different soil horizons.
Identify one soil order and describe its unique characteristics.


Key Terms:
Soil
Leaching
Organic material
Humus
Soil moisture
Tilling
Nitrogen-fixing bacteria
Loam
Parent material
Alluvial soils
Loess
Soil profile
Soil horizon
Top soil
Subsoil

Assignment & Lecture Notes:

Lecture Notes -

Lab 12 -

Soil Classification Computer Activity -

Soil Formation Worksheet -


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