Q.

The DPT vaccine is given toyoung babies to protect them from –

A. diphtheria, polio and tetanus
B. diphtheria, pneumonia and tuberculosis
C. diphtheria, smallpox and tetanus
D. diphtheria, whooping cough and tetanus
Answer» D. diphtheria, whooping cough and tetanus
Explanation: DPT refers to a class of combination vaccines against three infectious diseases in humans: diphtheria, pertussis (whooping cough) and tetanus. The vaccine components include diphtheria and tetanus toxoids, and killed whole cells of the organism that causes pertussis.
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