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How are plants and humus related?
Provide most of the organic matter that gets broken down to form humus.
What does topsoil have in it?
plants and humus
How do scientist classify soils?
In three layers/horizons: A (made of topsoil, crumbly, dark brown soil mixture of humus, clay, and other minerals.) B (made of subsoil, made of clay and other particles with little humus.) and C (contains partly weathered rock.)
What is humus made out of?
Organic matter transformates into humus. For more information on this process, check this link: http://en.wikipedia.org/wiki/Humus
What is topsoil?
Topsoil is made of humus and mineral particles weathered from the soil's parent material.
Which soil has low humus content?
black
What term for a layer of soil that differs in color and texture from the layer above and below it?
Humus
What is the soil which has the maximum humus content and is extremely fertile?
Black soil has the maximum content and is extremely fertile.
What is loam and what is humus?
HUMUS IS A DARK-COLORED,MINERAL SUBSTANCE THAT DEVELOPS AS DEAD PLANTS AND ANIMALS.loam is soil with a crumbly texture that is made of equal parts of clay,sand,and silt.
Is there humus in loam?
HUMUS IS A DARK-COLORED,MINERAL SUBSTANCE THAT DEVELOPS AS DEAD PLANTS AND ANIMALS.loam is soil with a crumbly texture that is made of equal parts of clay,sand,and silt.
HUmus is an important component of healthy soil. How does humus form?
breakdown of organic remains.
Factors affecting the temperature of soil?
Humus content of the soil. What think the heat scientists about black surfaces and heat absorption? Black surfaces absorb heat faster and contain it longer. Mostly, humus is black or dark in color. Soil with much of the humus content tends to absorb more heat and gets heated faster than soil c9ontaining less humus.
How do you make a model of humus?
puree chickpeas & sesame paste into a thick texture. Add it to your mold & set it in the fridge to chill.
A soil texture is determined by?
The answer is D.particle size
Why does humus tend to increase with the clay content of soil?
one major difference between humus and clay soil is that humus is made up of remains of dead plants and animals and it is topmost layer of the soil whereas clay soil is a type of soil which is used to make earthen pots or clayey toys etc.
How much humus in Calcareous soil?
Anywhere from "none" to "lots and lots". Calcareous soil is soil high in calcium (lime) content. it has nothing to do with the percentage of humus, which is decayed organic material.
Which contains the most humus?
soils have different layers present in it as the depth increases. These layers are called horizons. Humus as we all know is present in the top layer of the soil,which is several inches in thickness and is called A horizon.
