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What soil types is richest in organic material?

dark soil


What type of soil is richest in organic material?

dark soil


What is the dark organic material that forms in soil as plant and animal matter decays?

The dark organic material that forms in soil as plant and animal matter decays is called humus. Humus is rich in nutrients and helps improve soil structure, moisture retention, and microbial activity, making it essential for healthy and fertile soil.


What does soil forms in?

Soil forms from ground rocks and organic material like compost.


What is the name of the dark decaying matter is soil?

The dark decaying matter in soil is called humus. Humus is a rich organic material that forms as plant and animal remains decompose, contributing to soil fertility and structure.


What is organic matter that is broken down into soil called?

Organic matter that is broken down into soil is called humus. Humus is a dark, organic material that forms in soil from the decomposition of plant and animal matter. It helps improve soil structure, nutrient content, and water holding capacity.


What is a dark colored organic material?

A dark colored organic material could be things like soil, compost, peat, or humus. These materials are rich in organic matter and are often used as amendments to improve soil health and fertility.


What is the organic constituent of soil called?

Humus is what the organic constituent of soil is called. It's dark brown, fresh smelling, nutrient rich organic matter. It's formed from the break down of dead and decaying animal and plant matter, and from animal waste products, in the soil.


Why is top soil dark?

Because it has Humus which is a organic material that is from living things.


What layer of soil contains humus?

The top layer of soil, called the O horizon or organic layer, contains humus. Humus is a dark, organic material that forms as plant and animal matter decomposes. It is rich in nutrients and helps improve soil structure and fertility.


how does soil forms from rocks?

Lichen dies and create organic material and soil ,which plants grow new soil anyways


This is the parent material that forms soil?

Parent material refers to the underlying geological material in which soil is formed. This material can be rocks, sediments, or organic matter, and weathering processes act on it to create soil over time. The composition of the parent material influences the characteristics of the soil that forms from it.