Match each disease with its correct type of vaccine:
Column-I Column-II
A. Tuberculosis 1. Attenuated virus
B. Whooping cough 2. Inactivated toxin
C. Diphtheria 3. Killed bacteria
D. Polio 4. Attenuated bacteria
Column I | Column II |
Tuberculosis | Attenuated harmless strain of Mycobacteriu tuberculosis (bacteria) |
Whooping cough | Killed strain of bacteria Bordetella pertussis |
Diphtheria | Inactivated toxin |
Polio | Attenuated strain of virus or harmless virus |