Medical Quiz
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:

Nucleic Acids Injuries in Archery Diseases Key Terms All About Bacteria Thyroid Human Eye and Colourful World STNA (State Tested Nursing Assistant) Health Issues Related to Digesting System and Eating Habits Physical and Sensory Impairment Monoclonal Antibodies Cartilage Health and Diseases Nutrition in Humans and Animals Health and Disease Microorganisms, Health and Diseases

Other quiz: Eye

Seeing movement in your peripheral vision is primarily caused by your…

A. lens.

B. cones.

C. rods.

D. iris.