Homework answers / question archive / Michigan State University CSS 202 Quiz 3 Soils Primer 1)Which of the following have the ability to store nutrients?   Warm-season turfgrasses can’t tolerate a soil pH that is below 6

Michigan State University CSS 202 Quiz 3 Soils Primer 1)Which of the following have the ability to store nutrients?   Warm-season turfgrasses can’t tolerate a soil pH that is below 6

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2. Warm-season turfgrasses can’t tolerate a soil pH that is below 6.5 or above 7.2
3. Deposits of parent material must occur before soil formation can begin
4. Which of the following is not a critical agent for soil formation?
5. The longer ribbon that can be formed by handling a moist soil, the higher the
6. Which of the following is NOT a critical agent for soil formation?
7. Which of the following parent materials was formed by the forces of wind?
8. Generally speaking, soil is approximately 50% air plus water
9. If a soil feels gritty when doing a “feel” assessment of texture, then an appreciable amount of_______is present
10. Soil________ can form a contiguous network that provides drainage and air

movement

11. Soils developed in forest settings tend to be more acidic than those developed in grasslands
12. Soils developed in forest settings tend to have higher organic matter content than those

developed in grasslands

13. Soil structure affects the amount of macroporosity
14. “Take a soil test first” is the number one rule of proper turf maintencance
15. Soils developed in forest settings tend to have thinner surface horizons than those developed in grasslands
16. Soils developed in forest settings tend to be more fertile than those developed in

grasslands

17. When performing a “feel” assessment of soil texture, the presence of a talc-like material on the hands indicates that an appreciable amount of_________ is present
18. Which of the following parent materials is most closely associated with the Michigan sod

industry?

19. Typical soil tests provide an analysis of the major and minor nutrients (except nitrogen) that are plant available only
20. Michigan soils were mostly formed from what parent material
21. Probing the soil to a depth of four to six inches is usually sufficient with turf soils
22. Most of what eventually is deposited into our surface waters and causes problems is or are:
23. An established turf that is too acidic can be easily topdressed with agricultural lime to

lower pH

24. Rank the following soil particles from smallest to largest:
25. A soil horizon is a vertical section of the soil through its entire profile