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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

Is soil and sand alike?

Soil is classified in engineering terms based on it's grain size. Whereby sand grains have a diameter between 0.125 and 2mm. As such sand may be a constituent component of soil dependent on the grain size of the material present.

Also commonly soils may contain other clast sizes (clay, silt and gravel) as well as organic matter.

Is there more runoff on pavement than on grass?

Yes there is. Because if it is in the grass it will soak into the soil. :)

Can a seed grow in polluted soil?

In some cases, seeds may still be able to grow in polluted soil, but their growth may be stunted or the plant could be negatively affected by the pollutants present. Polluted soil can restrict nutrient availability, hamper root growth, and lead to plant diseases. It's generally not ideal for healthy plant growth.

How do you find under ground water in black cotton soil?

To find underground water in black cotton soil, you can conduct a hydrogeological survey which may involve techniques such as drilling boreholes, using ground-penetrating radar, or employing electrical resistivity methods to map the subsurface structure and identify potential water sources. Consulting with local hydrogeologists or geotechnical engineers would also be beneficial in determining the best approach for locating underground water in black cotton soil.

What soil is the best for animals to live in?

Soil that is well-drained and has good aeration is best for animals to live in as it provides a healthy environment for burrowing, rummaging, and breeding. In addition, soil with rich organic matter can provide essential nutrients for plants, which in turn can support a variety of animal species. It is also important that the soil is not contaminated with harmful chemicals or pollutants that can negatively affect the health of the animals.

What are what are two ways in which the value of soil can be reduced?

The value of soil can be reduced by erosion, which removes topsoil and nutrients essential for plant growth. Additionally, contamination from chemicals like pesticides or heavy metals can make the soil unsuitable for agriculture or other uses.

How do you prepare the soil before planting?

Soil is important to plants because it gives it its nutrients and help transfer nutrients from other things like water. =)

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What is a zone of soil that have similar composition texture structure and color?

A soil horizon is a layer of soil, approximately parallel to the soil surface, with distinct characteristics that differ from those above and below. It is defined by its unique composition, texture, structure, and color, making it a distinct zone within the soil profile.

What is meant by well graded soil?

Well-graded soil contains a broad range of particle sizes, from fine to coarse. This distribution allows for good compaction and drainage properties, making it useful for construction projects. Uniformity in the particle sizes typically results in improved stability and strength.

Why would it be helpful to test the soil at 10 different locations instead of just a single location?

Testing the soil at 10 different locations provides a more comprehensive understanding of its overall composition and quality. It helps identify potential variations in nutrient levels, pH, and contaminants, which can vary across a single area. This information is crucial for tailored soil management and optimizing crop productivity.

Which type of soil absorbs water more easily?

Sandy soil absorbs water more easily compared to clay soil. This is because sandy soil has larger particles with more space between them, allowing water to flow through quickly. Clay soil has smaller particles that are closely packed, making it more difficult for water to penetrate.

What is the treatment of soil?

Soil treatment involves using practices to enhance soil quality and fertility, such as adding organic matter, using cover crops, rotating crops, and minimizing chemical inputs. These practices help improve soil structure, nutrient availability, and microbial activity, leading to healthier plant growth and increased yields.

What would happen to living things if there were no soil?

Without soil, most terrestrial plants would struggle to survive due to the lack of nutrients and stability for root growth. This would disrupt the food chain, as animals that rely on plants for food would suffer. Erosion and flooding would also increase without soil to help absorb and store water.

What is the least common type of soil in the US?

Histosols are the least common type of soil in the US. They are characterized by a high organic content due to poor-drainage conditions, found mainly in swampy areas. These soils cover only a small percentage of the total land area in the US.

What do you call a person who tills soil?

A person who tills soil is typically referred to as a farmer or a gardener, depending on the scale and purpose of their agricultural activities.

Is sand heavier than silt?

Sand is generally heavier than silt because sand particles are larger and more dense than silt particles. The larger size and higher density of sand particles make them weigh more than silt particles.

Do the roots absord oxygen from the soil?

Yes. Most plants will die if there is no oxygen available to its roots, after a few days.

Some wetland plants have developed ways to survive without the need for absorbing oxygen through roots.

What problems and issues are related to soil?

Some problems and issues related to soil include erosion, depletion of nutrients, compaction, contamination with pollutants, loss of biodiversity, and soil degradation due to unsustainable agricultural practices or urban development. These issues can impact food security, water quality, and ecosystem health. Conservation and sustainable land management practices are essential to address these challenges.

Why does the soil get harder when you go lower into the ground?

As you go deeper into the ground, the upper layers of soil compress under the weight of the soil above, which can make the soil more compact and dense. Additionally, the lower layers of soil tend to have less organic matter and more mineral content, contributing to a harder consistency.

What might you find in the soil?

In soil, you may find organic matter, minerals, microorganisms, insects, plant roots, and water. These components play a crucial role in supporting plant growth and maintaining soil fertility.

Does The Piedmont Plateau have soft sandy soil?

The Piedmont Plateau generally has a mix of soil types, including clay, sandy loam, and some sandy soils. While some areas may have sandy soil, it is not a predominant characteristic of the Piedmont Plateau region.

Does Pennsylvania colony have fertile soil?

Yes, Pennsylvania colony had fertile soil, particularly in the eastern part of the colony where the soil was rich and suitable for agriculture. This fertile soil supported the growth of crops such as wheat, corn, and other grains, making agriculture an important part of the colony's economy.

What is the optimum moisture content in gravel road compaction?

The optimum moisture content for gravel road compaction typically ranges from 4% to 8%. This moisture level helps in achieving maximum compaction density without causing excessive moisture that could lead to softening or instability. It is essential to test and adjust the moisture content to ensure optimal compaction and road performance.

What is rich good for growing?

Rich soil is good for growing a variety of plants because it provides essential nutrients and minerals that plants need to thrive. Plants grown in rich soil tend to be healthier, more vigorous, and produce better yields than those grown in poor soil. Additionally, rich soil retains moisture well, which helps to keep plants hydrated and promotes optimal growth.