Question

How do pathogens cause infectious disease? Name the four types of pathogens.

Answer 1

Pathogens are an organism that can cause a disease by going into its host. They are commonly spreader from skin contact, airborne particles such as coughing or sneezing, and bodily fluids.

They cause diseases due to damaging their hosts tissues/cells during their replication, because they produce harmful toxins to their hosts.

4 types of pathogens -
#1 Fungi
#2 Bacteria
#3 Protozoa
#4 Viruses

Answer 2

1. Viruses
2. Bacteria
3. Fungi
4. Parasites

Explanation: You can catch an infectious disease through contact with other people, bug bites, contaminated water, soil, or food.