Soil and rocks maybe. not too sure.
Answer:
Septic tanks and oxidation ponds
Explanation:
These system of wastewater treatment and disposal are not too feasible in large municipalities because of the presence of sewer system that has been made available by government, in order to mitigate the possibilities of transmitting enteric diseases that are very harmful to human health.
Answer:Common pathogenic bacteria and the types of bacterial diseases they cause include:
Escherichia coli and Salmonella cause food poisoning.
Helicobacter pylori cause gastritis and ulcers.
Explanation: i take advanced biology and we learning about what harmful diseases that bacteria can create