The immune system of Hari is damaged by the attack of a pathogen on his body.

1) Name the disease he is suffering from.
2) Name the pathogen that attacked his body.
3) Mention any 3 modes of transmission of his disease.

Dear Student ,

1) Hari  is suffering from Acquired immune deficiency syndrome

2) The pathogen is - Human Immuno deficiency Virus (HIV) 

3) The three Modes of transmission of the pathogen is -
a) Sexual contact with some infected person
b) Blood transfusion of an infected person to a healthy human.
c) use of infected syringe

Regards!