What is Pollution, Infection, and Infestation?

Pollution is the introduction of contaminants into the natural environment that cause adverse change. Pollution can take the form of chemical substances or energy, such as noise, heat, or light. Pollutants, the components of pollution, can be either foreign substances/energies or naturally occurring contaminants.

What is Infection?

Infection: The invasion and multiplication of microorganisms such as bacteria, viruses, and parasites that are not normally present within the body. An infection may cause no symptoms and be subclinical, or it may cause symptoms and be clinically apparent

What is Infestation?

Infestation is the state of being invaded or overrun by pests or parasites. It can also refer to the actual organisms living on or within a host.

YOONNIGO YOONNIGO · Answer 2

Answer:

pollution: Pollution is the introduction of contaminants into the natural environment that cause adverse change.

infection: The invasion and multiplication of microorganisms such as bacteria, viruses, and parasites that are not normally present within the body.

infestation: the presence of an unusually large number of insects or animals in a place, typically so as to cause damage or disease.

Explanation:

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