Vaccines and their role · NCERT Biology

The use of vaccines has successfully eradicated which of the following diseases globally?

  1. Polio disease
  2. Smallpox
  3. Malaria fever
  4. AIDS virus
Show answer and explanation

Correct answer: Smallpox

Smallpox is the only human infectious disease to have been completely eradicated worldwide through a global vaccination campaign led by the WHO. The last naturally occurring case was recorded in Somalia in 1977.

Difficulty: Medium Question 11 of 20

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