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B |
Which of the following is not a defining characteristic of soil? a. mineral composition b. humidity c. texture d. color Please select the best answer from the choices provided |
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NOT D |
Where are the effects of soil salinization most likely to be seen? a. inland farmland b. mountain communities c. coastal farmland d. coastal cities Please select the best answer from the choices provided |
|
F |
Large amounts of accumulated organic matter makes soil highly fertile. Please select the best answer from the choices provided |
|
D |
Soil compaction results from _______. a. the reduction or elimination of pore space in soil b. the weight of heavy machinery on soil c. livestock walking over soil d. all of the above Please select the best answer from the choices provided |
|
B |
How is over-irrigation damaging to soil? a. It reduces the amount of organic material in soil. b. It results in the accumulation of salt near the soil surface. c. It increases the acidity of soil. d. It removes water from the water table. Please select the best answer from the choices provided |
|
B |
What characteristic is shared by both inceptisols and entisols, the soils of flood plains? a. They both have well-developed soil horizons and profiles. b. Both are young and only beginning to develop horizons and a soil profile. c. They are both at the final stage of soil development. d. None of the above Please select the best answer from the choices provided |
|
T |
Soil compaction can result in increased flooding in an area. Please select the best answer from the choices provided |
|
T |
Lower temperatures lead to slower soil formation. Please select the best answer from the choices provided |
|
A |
Why might soils rich in organic matter not be fertile? a. Soil fertility comes from a balance of organic matter and other mineral nutrients. b. Large amounts of organic material make soil retain too little water. c. Soil fertility is a result of the inorganic minerals present. d. Soils rich in organic material are always highly fertile. Please select the best answer from the choices provided |
|
T |
The organisms native to an area will impact the types of soil found in that area. Please select the best answer from the choices provided |
|
F |
There is no direct way to reduce soil compaction caused by agricultural practices. Please select the best answer from the choices provided |
|
A |
Why is volcanic soil (andisol) very fertile? a. It is rich in minerals from volcanic deposits. b. It is a young soil with low water retention. c. It has been leached of mineral nutrients. d. Volcanic activity warms the soil. Please select the best answer from the choices provided |
|
F |
Soil color only reflects the amount of organic matter present in soil. |
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