What is Infectious agents? – InterviewSolution

1.	What is Infectious agents?
Answer» Organisms which cause disease are called as infectious agents. They obtain nourishment from the host. e.g. Bacteria, Viruses, Fungi, Protozoa, Helminths. Bacteria cause diseases like typhoid, cholera, tuberculosis, anthrax, pimples and peptic ulcers. Common cold, influenza, dengue fever, SARS and AIDS are caused by virus. Fungi cause skin infections. Protozoa causes malaria, kala– azar and sleeping sickness. Helminth worms cause intestinal infections or elephantiasis.

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