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Because humus is dead stuff decomposed. It gives lots of nutrients to plants who need them. So, the forest floor has lots of dead stuff right? There is probably lots of banana slugs and worms cause they don't need sunlight anyways back to the subject these decomposers decompose and mixes all the dead stuff with the soil and WALLAH there is humus!
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∙ 12y ago
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How does zinc protect itself from decay?
In air, bare zinc will form a dense but thin layer of oxide on its surface which protects the metal below from further corrosion, in much the same way as Aluminium. The zinc oxide layer may also combine with carbon dioxide in the atmosphere to form a basic carbonate which may flake off, but a new oxide layer will form very quickly.
Wood and leaves rot to form humus physical or chemical?
Chemical change.
How did the ozone layor form?
The ozone layer was formed by UV rays. They deplete the layer and form it.
What are the rocks and minerals that formed The Redwood Forest?
Rocks and minerals do not form The Redwood Forest. Trees form the redwood forest, specifically, redwood trees.
What gases form a hole in the ozone layer?
The CFC's form a hole in ozone layer. They are highly reactive with ozone.
in northern forest soil, what is above the topsoil ad how does it form?
In Northern forest soil, Humus is present above topsoil. Humus is a black/brown substance that is formed by the decay of plant and animal matter.
How are humus and organic matter related?
organic matter and humus are related because they are darker in a way. and many leaves that fall from forest trees every autumn help form humus. the decaying leaves and plentiful rainfall form thick fertile soil.
What is the upper most layer of the forest?
The uppermost layer of the forest is called the canopy. It consists of the tallest trees that form a continuous leafy roof over the layers below. The canopy provides shade, shelter, and food for many animals living in the forest.
What trees live in the canopy layer of the rainforest?
Trees form the canopy of the rain forest
HUmus is an important component of healthy soil. How does humus form?
breakdown of organic remains.
Do animals contribute most of the organic remains that form humus?
No, they do not. Plants contribute most of the organic remains that form humus.
How does organic matter become humus?
Organic matter breaks down (decays) to form humus.
How are plants and humus related?
Provide most of the organic matter that gets broken down to form humus.
How does humus form in is compsition?
breakdown of organic remains
Which form of skin cancer spread quickly to other body system?
Squamous Cell Carcinoma can spread quickly to other body systems. It is a form of cancer in which the outer layer of the skin, epidermis is affected.
How does humus form?
Humus is formed by nutrientd and glitter of plant
What do dead bodies of plants and animals form in soil?
Humus
