Question

Q.4.
What are infectious diseases? Give the pathogen of mode of infection, symptom and
prevention and treatment of diseases like Tuberculosis, Hepatitis, Dysentry, Cholera,
Typhoid.
​

Answer 1

Infectious diseases are disorders caused by organisms such as bacteria, viruses, fungi or parasites. Many organisms live in and our bodies. They are normally harmless or even helpful but under certain conditions, some organisms may cause diseases