why is o horizon found on forest but not in grasslands
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O horizon is found in forests only it needs an abundance of plants and trees to form O horizon soil.
Grasslands do not have plants and trees required for the formation of O horizon soil.
O horizon soil decomposing bacteria and worms which break down the organic material into top soil.
As the time passes O horizon soil becomes A horizon soil.
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O- horizon found on forest but not in grasslands:
- O horizon is found in forest only because for its formation it needs a large number of plants and animals which are available in the forest only, and so there will be more numerous 'humus formed on horizon'.
- Whereas Grasslands does not have plants and trees so, there is no requirement of o horizon there.
- O-horizon is the lowest layer of soil profile.
- Soil Profile explains the various layers of the soil which are A, B, C, and O.
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