Soil Quiz 1

Soil Quiz 1

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1. Mor, moder and mull are types of

Soil
Humus
Bacteria
Algae

2. The mineral material from which soil is formed is called parent materials. Which one of the following is a soil parent material?

Calcite
Feldspar
Quarts
All the above

3. The outermost layer of the Earth that is composed of soil and is subject to soil formation processes is called

Lithosphere
Biosphere
Exosphere
Pedosphere

4. What is the process of movement of water through the subsurface soil layers to the water table called?

Infiltration
Perlocation
Seepage
Precipitation

5. Which of the following is NOT one of the three types of soil?

Clay
Sand
SIlt
Mud

6. Which type of soil has the largest particle size?

Silt
Sand
Clay
Loam

7. Silt is of intermediate size between sand and clay. True or False

True
False

8. Layer of soil that is made up of dead plants and animals is called

Humus
Silt
Sand
Clay

9. Which soil has the smallest particles?

Loam
Silt
Clay
Sand

10. Silt is the smooth and fine quality of the soil that holds water better than sand

True
False

11. Which type of soil lets water through easily and feels gritty?

Clay
Sand
Silt
Loam

12. What layer soil contains bugs, worms, and living things?

Subsoil
Topsoil
Bedrock
Saprolite

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