What was the biggest source of contamination of fresh drinking ... | MedicalQuiz.Net

★ Infectious Diseases & the WHO Quiz

What was the biggest source of contamination of fresh drinking water in early civilizations?

A. Animals living close to people

B. Lack of a water source (desert conditions)

C. Wells that are not dug deep enough

D. Aqueducts were not built high enough

Select your answer:
A B C D E

Topics:

Joints & Movement Human Anatomy and Physiology - Types of Tissues Pulmonary System Psychology Vocabulary Vitamins Heart Structure and Double Circulation Sensory Disorder Communicable Diseases and Immune Response (OCR) Immune Cells Faction Asexual Reproduction Counseling: Fact or Myth? Infection Detection Receptors Circulatory System Muscoskeletal System

Other quiz: Musculoskeletal System

A muscle strain is an example of:

A. An acute injury

B. A chronic injury

C. An overuse injury

D. A direct injury

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