Waste Materials and Decay Flashcards
1
Q
Why do materials decay?
A
Decay is an essential life process, which helps to digest food and recycle materials. Bacteria and fungi are the main groups of decomposer. They release enzymes to break down compounds, so that they can absorb the nutrients.
2
Q
What conditions cause decay to occur faster?
A
- high moisture
- high temperature
- certain levels of oxygen
3
Q
What are the two main types of decomposers?
A
Bacteria and fungi
4
Q
Why is the decay process important?
A
Decay is an essential life process, which helps to digest food and recycle materials
