answersLogoWhite

0

The C horizon is the unconsolidated parent material from which the R horizon (bedrock) forms over time. The R horizon is a consolidated layer of rock that lies beneath the C horizon. Both horizons are part of the soil profile, with the R horizon being the deepest layer.

User Avatar

AnswerBot

1y ago

What else can I help you with?

Continue Learning about Earth Science

How many soil horizons is there?

There are typically five soil horizons: O (organic), A (topsoil), E (eluviated), B (subsoil), and C (parent material). Each horizon has unique characteristics and plays a key role in soil composition and function.


How are soil horizons ordered from the top of the profile to the bottom?

Soil horizons are ordered from top to bottom as O, A, E, B, C, and R horizons. The O horizon is the top organic layer, followed by the A horizon of topsoil. The E horizon is a zone of leaching, the B horizon contains minerals leached from above, the C horizon consists of partially weathered parent material, and the R horizon is unaltered bedrock.


What are the Five soil horizons?

The five soil horizons are O horizon (organic matter), A horizon (topsoil), E horizon (eluviated or leached layer), B horizon (subsoil), and C horizon (parent material). These horizons collectively make up the soil profile and influence soil characteristics and fertility.


What is the correct order of the different soil horizons?

The correct order of soil horizons, from top to bottom, is O horizon, A horizon, E horizon, B horizon, C horizon, and R horizon. It is important to note that not all soils have all these horizons, as they can vary depending on the specific conditions of the soil.


Why are a horizons darker than b or c horizons?

A horizons are darker than B or C horizons because they contain more organic matter and are richer in nutrients. The organic matter in A horizons contributes to increased soil fertility, which supports higher plant growth. B and C horizons have less organic matter and are more mineral-rich, which makes them lighter in color.

Related Questions

What are the constituent parts of the soil profile?

O,A,B,C and R-horizons


How many soil horizons is there?

There are typically five soil horizons: O (organic), A (topsoil), E (eluviated), B (subsoil), and C (parent material). Each horizon has unique characteristics and plays a key role in soil composition and function.


How are soil horizons ordered from the top of the profile to the bottom?

Soil horizons are ordered from top to bottom as O, A, E, B, C, and R horizons. The O horizon is the top organic layer, followed by the A horizon of topsoil. The E horizon is a zone of leaching, the B horizon contains minerals leached from above, the C horizon consists of partially weathered parent material, and the R horizon is unaltered bedrock.


What are the Five soil horizons?

The five soil horizons are O horizon (organic matter), A horizon (topsoil), E horizon (eluviated or leached layer), B horizon (subsoil), and C horizon (parent material). These horizons collectively make up the soil profile and influence soil characteristics and fertility.


What is the correct order of the different soil horizons?

The correct order of soil horizons, from top to bottom, is O horizon, A horizon, E horizon, B horizon, C horizon, and R horizon. It is important to note that not all soils have all these horizons, as they can vary depending on the specific conditions of the soil.


Why are a horizons darker than b or c horizons?

A horizons are darker than B or C horizons because they contain more organic matter and are richer in nutrients. The organic matter in A horizons contributes to increased soil fertility, which supports higher plant growth. B and C horizons have less organic matter and are more mineral-rich, which makes them lighter in color.


What do the horizons of soil make up?

The horizons of soil are typically made up of distinct layers known as O, A, E, B, C, and R horizons. These layers vary in composition and characteristics, such as organic matter presence, mineral content, and soil structure. The arrangement of these horizons helps to categorize and understand different soil types and their properties.


How is a soil horizon related to a soil profile?

A soil horizon is a distinct layer in the soil that is parallel to the soil surface and has unique characteristics. A soil profile is a vertical section of the soil that shows the arrangement of these horizons from the surface to the underlying bedrock. Soil horizons collectively make up the soil profile, providing information about the soil's properties and history.


What is the bottom horizon of soil horizons?

R bedrock


What are the soil profile layers called?

they r top soil,bed rock,zone r and zone c.


Are layers of soil called soil horizons?

Yes, layers of soil are called soil horizons. Soil horizons are distinct layers within the soil profile that have unique characteristics based on factors such as composition, color, texture, and organic matter content. These horizons are designated by letters (O, A, E, B, C, R) to indicate their position and properties within the soil profile.


In soils with distinct soil horizons the bottom zone is?

In soils with distinct soil horizons, the bottom zone is the bedrock denoted as R.