Question : Identify the step that is not a part of decomposition.
Option 1: Leaching
Option 2: Humification
Option 3: Catabolism
Option 4: Soil erosion
Correct Answer: Soil erosion
Solution : The correct answer is Soil erosion .
The process through which complex organic matter is broken down into simpler inorganic substances is called decomposition. The decomposition process has five steps. These include mineralization, humification, catabolism, leaching, and fragmentation. The detritus breaks up trash into smaller bits called fragmentation.
Decomposition does not include soil erosion. The wearing away of the topsoil layer is known as soil erosion. It's a type of degradation of the soil.
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