What Is the Purpose of Grinding Yard Waste Before Putting

question 15

Multiple Choice

What is the purpose of grinding yard waste before putting it into composting piles?

• A) Bacteria are microscopic organisms and can only break down very small pieces of matter, which grinding produces.
• B) Grinding the material breaks down some of the components that microbes cannot digest, such as cellulose.
• C) Grinding the matter introduces large amounts of oxygen into the material, which is essential for microbial degradation of matter.
• D) Grinding yard waste is a method for introducing degradative microbes into the mix, needed for composting.
• E) Grinding the material increases the surface area available for microbial action, so that the material can be degraded more efficiently.

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