★ 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:
Topics:
Blood types and Blood Components Population Genetics Transportation and Excretion Effect of Exercise on Cardio Respiratory System & Muscular Counseling: Fact or Myth? Biochemistry Vocabulary CP A&P: Cardiovascular Human Brain Skin Structure Doctor Equipments Meiosis and intro to Genetics Cell Cycle; Cancer Joints & Movement Human Circulatory System Balanced DietOther quiz:
Skin Structure › View_________ play an important role in the skin’s health often aiding in healing, softening, keeping skin healthy and fighting diseases of the skin.
A. Oils
B. Vitamins
C. Lubricants
D. Antiseptics
Nervous System › View
The primary function of the nervous system is to…
A. provide nutrients for the body.
B. send and recieve messages
C. circulate oxygen to sells
D. remove carbon dioxide from blood