BCEMC Master Composter Training:  Chapter 2 Workbook
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SECTION 1: FILL IN THE BLANKS
The software we are using to create this form does not provide good ways to do fill-in-the-blank.  Please just list your answers in the blank below the question.
1. Healthy soil is approximately 50% _________________ and 50% _________________.
2. A soil that is 60% sand, 25% silt, and 15% clay would be classified as ____________________.
3. Soil structure is defined by how the individual particles of sand, silt, and clay are assembled into larger particles called _____________.
4. Clay soils have __________________ pore spaces, whereas sandy soils have ________________  pore spaces.
5. For any given soil, there is a limit to how much water it can hold in its matrix.  This is referred to as ___________________________.
6. The CEC of any soil is improved with an increase in _________________________.
7. The ______________ of a soil is the surface mineral layer that is called the topsoil.
8. Successive decomposition of dead material and modified organic matter results in the formation of a more complex organic matter called ___________.
9. A majority of microbial action in soil occurs in the area of soil that surrounds the roots of a plant, called the ___________________.
10.In the Soil Food Web, ________________ can make their own energy; _________________ consume them—and each other—to get the energy they cannot generate for themselves.
SECTION 2: MATCHING
Broccoli
Whole grains
Epsom salts
Coffee grounds
Bone Meal
Kelp
Nitrogen
Phosphorous
Calcium
Potassium
Magnesium
Sulphur
Clear selection
SECTION 3: CHALLENGE QUESTIONS
There will be plenty of room to write an answer as long as you like.
1. How is atmospheric nitrogen converted into a form that plants can use? What are nitrogen fixers?
2. Explain soil texture and soil structure. What part do each play in the mobility and availability of water in the soil?
3. What happens when manures are overused in arid and semiarid climates?
SECTION 4: SAMPLE TEST QUESTIONS
Mark all correct choices.
1. The factors that impact the formation of a soil are:
2. In the decomposition process, the following products are released:
3. Excess _____________ in freshwater lakes and ponds leads to algal bloom (ultimately resulting in a lack of dissolved oxygen due to eutrophication).
A copy of your responses will be emailed to the address you provided.
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