Polio disease is caused by

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Q: 43 (NDA-II/2012)
Polio disease is caused by

question_subject: 

Science

question_exam: 

NDA-II

stats: 

0,63,12,6,5,63,1

keywords: 

{'polio disease': [0, 0, 0, 1], 'virus': [4, 0, 0, 1], 'bacteria': [4, 1, 2, 3], 'fungi': [1, 1, 2, 3], 'worm': [1, 0, 1, 2]}

The correct answer is option 3: virus.

Polio is a highly contagious viral disease that is caused by the poliovirus. The poliovirus is part of the family of viruses called enteroviruses, which primarily infect the gastrointestinal tract.

Option 1: Bacteria is not the cause of polio. Bacteria are single-celled microorganisms that are larger and structurally different from viruses.

Option 2: Fungi are also not the cause of polio. Fungi are a separate kingdom of organisms, including yeasts and molds, that are different from viruses.

Option 4: Worms do not cause polio. Worms are multicellular organisms that belong to the animal kingdom and are not responsible for viral infections.

In conclusion, polio is caused by a virus, specifically the poliovirus. It is important to note that effective vaccines have been developed to prevent polio, and efforts to eradicate the disease are ongoing worldwide.

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