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- 1. Multiple Choice
Which of the following is NOT one of the three types of soil?claysandsiltmud - 2. Multiple ChoiceLayers of soil are also known as:Soil ProfilesSoil HorizonsSoil sheetsSoil cores
- 3. Multiple ChoiceSoil formation begins with the weathering oflitter.bedrock.the A horizon.humus.
- 4. Multiple ChoiceWhat is humus?soilorganic matterloamminerals
- 5. Multiple ChoiceWhich of the following orders sediment particle size from smallest to largest?silt, sand, claysand, silt, clayclay, sand, siltclay, silt, sand
- 6. Multiple ChoiceWhich of the horizons in the soil profile shown represent the organic material?Horizon O (Humus)Horizon AHorizon BHorizon C
- 7. Multiple Choice
In which horizon do most animals such as bugs live?
Humus
Topsoil
Subsoil
Parent Material
Bedrock
- 8. Multiple Choice
Which layer is the parent material?
Horizon O
Horizon A
Horizon B
Horizon C
Horizon R
- 9. Multiple Choice
Which layer is the subsoil?
Horizon O
Horizon A
Horizon B
Horizon C
Horizon R
- 10. Multiple ChoiceThe dark organic material formed in soil from the decayed remains of plants and animalshumusdecomposerloamerosion
- 11. Multiple ChoiceThe horizon contains partly weathered rockC HorizonA HorizonB HorizonBedrock
- 12. Multiple ChoiceThe horizon is called the subsoil, usually consist of clay and other particles leached down from the A HorizonB HorizonA HorizonErosionBedrock
- 13. Multiple ChoiceA loose mixture of rock particles, organic material (humus), water, and air- forms from rock, support the growth of vegetationloamerosionsoilA horizon
- Answer choicesTagsAnswer choicesTags