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BCG vaccine protects against which disease?

  • A Malaria
  • B Typhoid
  • C Tuberculosis
  • D Cholera

Correct answer: C. Tuberculosis

Explanation: BCG (Bacille Calmette-Guerin) is a live attenuated vaccine against Mycobacterium tuberculosis (TB). It is one of the most widely used vaccines globally. It provides 70-80% protection, especially in children.

Concept context

Innate and adaptive immunity, B cells, T cells, antibodies, vaccines, and immune disorders. Critical for NEET.

Read the full Immune System notes →