Quiz on Earth System Science

What is the primary greenhouse gas in the atmosphere?

• Oxygen

• Carbon Dioxide

• Methane

• Water Vapor

Which layer of the atmosphere is closest to Earth's surface?

• Thermosphere

• Troposphere

• Stratosphere

• Mesosphere

What is the term for the outermost layer of the geosphere?

• Lithosphere

• Crust

• Core

• Mantle

Which scientist is known for the Gaia hypothesis?

• Lynn Margulis

• James Hutton

• Vladimir Vernadsky

• Alexander von Humboldt

What percentage of Earth's water is saltwater?

• 50%

• 2.5%

• 75%

• 97.5%

Which layer of the atmosphere contains the ozone layer?

• Mesosphere

• Exosphere

• Stratosphere

• Troposphere

What is the main function of the International Space Station (ISS)?

• Military operations

• Weather prediction

• Space tourism

• Satellite communication

Which scientist is known as the father of modern geology?

• Lynn Margulis

• James Hutton

• Alexander von Humboldt

• James Lovelock

What is the term for the study of Earth as an integrated system?

• Meteorology

• Geology

• Earth System Science

• Oceanography

Which layer of the geosphere is primarily composed of iron and nickel?

• Crust

• Inner Core

• Mantle

• Outer Core