C. Answer the following questions. 1. What is disease?
2. How is a communicable disease caused?
3. Explain the cycle of a communicable disease.
4. What are the symptoms and preventive measures of tetan
5. How is hookworm infested? Describe the preventive mea
of it.
6. How is diphtheria caused?
7. Write the preventive measures of hookworm
8. Where is malaria mostly occurred in Nepal? What a
preventive measures?
9. Write the methods of prevention from pneumonia.
10. What is AIDS? How can it be prevented?
Explain a communicable disease you have suffered from

give one by one ans