Answer:
Biodegradation is the breakdown of organic matter by microorganisms, such as bacteria and fungi.
Non-Biodegradable is kind of substance which cannot be broken down by natural organisms and acts as a source of pollution.
Hazardous, a waste with properties that make it dangerous or capable of having a harmful effect on human health or the environment.
An infection is the invasion of an organism's body tissues by disease-causing agents, their multiplication, and the reaction of host tissues to the infectious agents and the toxins they produce.
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