Can you identify common sources of infection?

Answer 1

Food and water infected with pathogenic bacteria that cause diarrhea.

Answer 2

There are many common sources of infection. A few are:

Micro organisms

- Small organisms that are invisible to the naked eye.

Bacteria

- Single-celled microscopic organisms.

Viruses

- Extremely small/one hundredth the size of a bacterium.

Fungi

- Very simple plants, but they do not have the green pigment we see in plants in our garden.

Protozoa

- One of the first organisms on earth.

Parasites

- Parasitic worms can infest humans and animals.

Answer 3

Other people

Animals

The Environment

Answer 4

1. Mosquitos=Reservoir and malaria= Disease

2. Humans= Reservoir and Measles= Disease

3. Raccoon's= Reservoir and Rabies=Disease

Answer 5

aerosol contact ingestion