Soil Quiz

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What is loam?

A type of soil with teh combination of air, water, silt, sand, clay and organic matter

What is Soil Profile?

A verticlal sequenec of layers that consists of horizons A, B and C

What is the smallest soil particle?

Clay

Describe Horizon C.

Directly acove bedrock and contains weatered parent material.

Describe Horizon B.

Enriched with clay minerals. Zones of leached material form horizon A. It is red or brown in color form oxides

What is the biggest soil particle?

Gravel

Describe Horizon A.

High levels of organic material and humus. It is dark in color such as grays and blacks.

What occurs during the second stage of soil formation?

Horizon A is formed by the weathering of rock pieces and dead organic substances

Which is teh last horizon to form?

Horizon B which is formed by the minerals and rocks that were leached down from horizon A

Which origin contains the least-weathered parent matertial?

Horizon C

Is the soil shown a residual soil or a transported soil?

Residual soil becasue it stays and is created in its original place of origin

What is Horizon B and what does it consist of?

Subsoil whch is the accumulation of iron and alliminum which is leached down form Horizon A

What is Horizon A and what does it consist of?

Topsoil which is a combination of matter, living organisms and inorganic minerals

What is Horizon C and what does it consist of?

Weathered parent material such as bedrock and partially broken down inorganic minerals

What process occurs during all three stages?

Weathering

What occurts at the beginning of the soil process?

Weathering breaks solid bedrock into smaller pieces to form horizon C


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