Question : Polio is caused by which of the following organisms?
Option 1: Protozoa
Option 2: Bacteria
Option 3: Fungi
Option 4: Virus
Correct Answer: Virus
Solution : The correct option is the Virus.
Polio, or poliomyelitis, is caused by the poliovirus , a type of enterovirus belonging to the Picornaviridae family. There are three serotypes of the poliovirus (PV1, PV2, PV3), and the virus primarily spreads through the fecal-oral route, affecting the nervous system and potentially leading to paralysis, particularly in children.
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