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Earth Science and Human Health

Earth Science

Explore how geological, atmospheric, and environmental processes directly affect the human body and health.

earth-science human-body geology health

8 Questions Medium Ages 5+ Oct 1, 2026

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About this Study Set

This study set covers Earth Science through 8 practice questions. Explore how geological, atmospheric, and environmental processes directly affect the human body and health. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

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Browse all 8 questions from the Earth Science and Human Health study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 What atmospheric change at high altitudes primarily causes acute mountain sickness in humans?

A A decrease in the percentage of oxygen in the air
B A drop in overall atmospheric pressure and oxygen partial pressure
C An increase in carbon dioxide concentration
D A sudden drop in ambient air temperature

2 Which chemical element, found naturally in Earth's oceans and soil, is required by the human thyroid gland to produce essential hormones?

A Iodine
B Fluorine
C Lithium
D Phosphorus

3 Radon-222 is a naturally occurring radioactive gas produced by the decay of uranium in Earth's crust. Prolonged exposure to it is a leading cause of which condition?

A Skin cancer
B Leukemia
C Lung cancer
D Liver failure

4 Which type of solar ultraviolet radiation reaching Earth's surface is responsible for triggering Vitamin D synthesis in human skin?

A UVA rays
B UVC rays
C Infrared rays
D UVB rays

5 Human bones and teeth are composed mostly of a biological crystalline mineral form of calcium phosphate known as what?

A Calcite
B Hydroxyapatite
C Gypsum
D Halite

6 As a deep-sea diver descends, increasing hydrostatic pressure causes higher amounts of which ambient gas to dissolve into body tissues, causing a narcotic effect?

A Carbon dioxide
B Helium
C Nitrogen
D Argon

7 Inhalation of volcanic ash poses serious respiratory risks largely because the ash contains tiny particles of which mineral compound?

A Crystalline silica
B Calcium carbonate
C Potassium nitrate
D Magnesium sulfate

8 Iron, the most abundant element by mass in Earth's core, is essential in the human body as the key component of which oxygen-transporting protein?

A Myosin
B Hemoglobin
C Collagen
D Albumin

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