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- 1. Multiple Choice
Soil is made ofweathered rocks and mineralsdead plants and animalsair and waterall of the above - 2. Multiple Choice
Soil formation begins with the weathering of_______.
Humas
Subsoil
Litter
Bedock
- 3. Multiple ChoiceThe layer of soil which the topsoil is found.Horizon AHorizon BHorizon CHorizon D or R
- 4. Multiple ChoiceWhat is a soil problem all farmers face?soil hardeningsoil erosionsoil spoilingsoil pollution
- 5. Multiple ChoiceAccording to the settling tube experiment, which soil is the heaviest and fell to the bottom of the tube?clayhumussandsilt
- 6. Multiple Choice
Which soil component makes up about 5% of a loamy soil?
Water
Organic Matter
Air
Minerals
- 7. Multiple Choice
Which soil component makes up about 45% of a loamy soil?
Water
Organic Matter
Air
Minerals
- 8. Multiple Choice
Which soil component makes up about 25% of a loamy soil?
Water
Organic Matter
Air
Water & Air
- 9. Multiple Choice
Which soil horizon is contains decomposed plants and animals?
A Horizon
B Horizon
C Horizon
O Horizon
- 10. Multiple Choice
Soil sample that is 60% clay, 30% silt, and 10% sand has which texture?
clay
clay loam
sandy loam
silt
- 11. Multiple Choice
What type of soil is in our area (North Carolina)?
Andisoils
Ultisols
Gelisols
Entisols
- 12. Multiple Choice
Soil sample that is 10% clay, 20% silt, and 70% sand has which texture?
clay
clay loam
sandy loam
silt
- 13. Multiple Choice
What soil conservation method refers to forming steps in a hill to prevent water erosion?
windbreaks
contour plowing
terrace farming
strip cropping
- 14. Multiple ChoiceThe two main factors that determine the rate of weathering are the TYPE of rock and_____.MusicClimateSize of rockWeight of rock
- 15. Multiple Choice
Soil is formed by the breaking down of rocks by the action of wind, water and climate. This process is called
Humification
Weathering
Soil erosion
None of the above
- 16. Multiple Choice
Soil erosion is the process by which the
the land surface(top soil) is removed by wind, water or ice
formation of soil form rocks
rusting of soil
None of the above
- 17. Multiple ChoiceWhich of the following is the correct order of soil particles in order of increasing particle size?clay-sand-siltsand-clay-siltsilt-clay-sandclay-silt-sand
- Answer choicesTagsAnswer choicesTags