Diseases are broadly grouped into infectious and non-infectious diseases. In the list given below, identify the infectious diseases.
i. | Cancer | ii. | Influenza |
iii. | Allergy | iv. | Smallpox |
1. | i and ii | 2. | ii and iii |
3. | iii and iv | 4. | ii and iv |
A common cause of pneumonia in humans is:
1. | Streptococcus pyogenes | 2. | Hemophilus influenzae |
3. | Staphylococcus aureus | 4. | Rotavirus |