Classify infectious agents into different categories and also mention the diseases caused by them.
(N/A) Infectious agents are biological pathogens that cause diseases in hosts. They can be classified into several categories as follows:
| Infectious Agents | Diseases Caused |
|---|---|
| $I$. Viruses | Common cold,influenza,mumps,poliomyelitis,rabies,smallpox,measles,$AIDS$,etc. |
| $II$. Rickettsiae | Typhus fever,Trench fever. |
| $III$. Bacteria | Tuberculosis,cholera,tetanus,syphilis,pneumonia,etc. |
| $IV$. Fungi | Ringworm,athlete's foot. |
| $V$. Protozoa | Malaria,sleeping sickness,amoebic dysentery,etc. |
| $VI$. Helminths (Worms) | Filariasis,ascariasis,tapeworm infection,etc. |
| $VII$. Mites | Scabies. |
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|---|---|---|---|
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| $3$. Typhoid | Salmonella typhi | $(c)$ |
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