Question

List four ways of spreading communicable diseases?

Answer 1

Dear student

Communicable disease can be spread by directly or indirectly from affected person.
1- Transmission by water, when excretions from an infected person containing casual microorganisms get mixed with drinking water.
E.g, Cholera, Typhoid, Hepatitis A etc.

2- Transmission by physical contact between two people, which leads to the transfer of diseases.
E.g, syphilis, gonorrhoea etc.

3- Transmission by air like Tuberculosis

4- Transmission by blood to blood contact established through blood transfusion, or during pregnancy and through breast feeding.
E.g, AIDS