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Soil

Soil, by definition, is a earthly compound comprised of biotic (living) and abiotic (non-living) matter that is formed in several layers over millions of years. It is the very component of the Earth that plants need to root themselves and grow in in order to feed all animal life. There are many different types of soil across the globe for each continent and biome, and each type has its characteristics that depict what plants can grow where, when, and how. Questions and answers about soil can be asked and answered here.

10,730 Questions

What is a fertile soil of clay and sand containing humus?

Loam soil is a fertile mixture of sand, silt, clay, and organic matter (humus). It has good drainage, nutrient retention, and aeration properties, making it ideal for plant growth.

What do soils form?

Soils form through the weathering of rocks and minerals over time, combined with the decomposition of organic matter. This process leads to the development of distinct layers and properties within the soil profile. Factors such as climate, parent material, organisms, topography, and time influence soil formation.

What organisms contribute to soil formation by?

Organisms such as earthworms, bacteria, fungi, and plants contribute to soil formation. They break down organic matter, add nutrients, and improve soil structure. Their activities help create a healthy and fertile soil environment for plant growth.

What is the best soil for agriculture?

Loam soil, which is a mixture of sand, silt, and clay, is considered the best soil for agriculture as it provides good drainage, moisture retention, and nutrient availability for plant growth. It offers a balance of air and water in the soil, promoting healthy root development and overall plant growth. Additionally, loam soil is workable and easy to manage for farmers.

What is the soil in South Carolina?

The soil in South Carolina varies depending on the region. In the coastal areas, you can find sandy soils, while in the Piedmont region, you will find clay and loamy soils. Overall, South Carolina's soils are generally fertile and suitable for agriculture.

Why does every living thing on land depend on soil?

Soil provides crucial nutrients and minerals necessary for plant growth, which forms the base of the food chain on land. Plants are then consumed by animals for energy, making soil essential for the survival of all living things on land. Additionally, soil acts as a medium for plant roots to anchor and absorb water, making it indispensable for terrestrial life.

What does Fertile soils consists of a mixture of sand clay and?

Fertile soil consists of a mixture of sand, clay, silt, organic matter, and minerals like nitrogen, potassium, and phosphorus. This combination provides a balanced environment for plants to grow and thrive.

What is the middle layer of soil most likely to be?

The middle layer of soil is likely to be the subsoil, which consists of mineral particles and is lower in organic matter compared to the topsoil. It usually has a higher concentration of clay, iron, and other minerals that have leached down from the topsoil layer.

Where to get fill dirt and how much it cost a dump truck full of it.?

You can get fill dirt from landscaping supply companies, construction sites, or excavation companies. The cost of a dump truck load of fill dirt can vary depending on location, quality of the dirt, and delivery fees, but it typically ranges from $150 to $500. It's best to contact local suppliers for specific pricing and delivery options.

What process starts the formation of soil?

The process that starts the formation of soil is called weathering. Weathering breaks down rocks and minerals into smaller particles, a critical step in soil formation. This process can be physical, such as through frost action, or chemical, like from acid rain.

What are gaps or spaces in the soil called?

Gaps or spaces in the soil are often referred to as pore spaces or soil pores. These gaps allow for the movement of air, water, and nutrients within the soil, playing a key role in supporting plant growth and ecosystem function.

How does solid rock becomes soil?

After millions of years of the rock degrating, it becomes an almost sand like substance.

Rocks are broken down by the natural elements until it is in such small pieces that it is like sand. Add decomposed organic matter and you have soil.

What things might be found in loam?

Loam is a fertile soil type that typically consists of a balanced mix of sand, silt, and clay, along with organic matter and nutrients. It may also contain microorganisms, earthworms, and plant roots, making it ideal for gardening and farming.

How does the soil change from the dunes to the maritime forest?

The soil in the dunes is typically sandy, well-drained, and nutrient-poor due to its high permeability. As you move towards the maritime forest, the soil becomes more nutrient-rich, with more organic matter and better moisture retention. This transition in soil composition supports the growth of a diverse range of plant species adapted to these varying conditions.

What ability of rock or soil to transmit water?

The ability of rock or soil to transmit water is known as permeability. Permeability is a measure of how easily water can flow through a material such as rock or soil. Rocks or soils with high permeability allow water to flow more easily, while those with low permeability may retain water and be less conducive to drainage.

What is the agents of soil formation?

The agents of soil formation are typically considered to be climate, organisms, relief (topography), parent material, and time. These factors interact and contribute to the weathering and transformation processes that lead to the development of soil.

What is the rich Layer soil left behind after a flood?

The rich layer of soil left behind after a flood is called alluvium. Alluvium is composed of sediments such as sand, silt, clay, and other organic materials that are deposited by flowing water. This soil is often fertile and suitable for agriculture due to its nutrient content and ability to retain water.

What was caused by Falling debris from asteroid impact on dry soil and rock?

Falling debris from an asteroid impact on dry soil and rock can cause significant environmental damage, including the creation of large craters, widespread fires due to the heat generated upon impact, and the release of dust and debris into the atmosphere, leading to potential changes in climate and air quality.

What does Soil formation results from?

Soil formation results from the weathering of rocks, the presence of living organisms, the action of water and wind, and the accumulation of organic matter. These processes lead to the development of distinct layers in the soil profile, each with its unique characteristics.

What Five things that live in a handful of soil?

Worms, insects, bacteria, fungi, and protozoa are commonly found living in a handful of soil. These organisms play important roles in nutrient cycling, decomposition, and soil health.

If a landslide causes a tree in a forest to collapse but the soil remains what type of succession is occurring?

Primary succession, as the area is starting with bare rock or soil that has not previously supported life, allowing for the establishment of plant life and subsequent ecological development.