Quiz on Earth's Spheres

What is the primary function of Earth's atmosphere?

• Provides oxygen and carbon dioxide for life

• Absorbs heat and prevents freezing temperatures

• Protects against UV radiation

• All of the above

Which gas makes up the highest percentage of Earth's atmosphere?

• Carbon dioxide

• Oxygen

• Nitrogen

• Argon

The atmosphere is derived from the Greek word "Atmos," which means:

• Earth

• Vapor

• Sky

• Air

How does the atmosphere interact with the biosphere?

• It provides oxygen for respiration

• It contributes to the formation of landforms

• It only affects the hydrosphere, not the biosphere

• It causes shifts in tectonic plates

Which of the following is part of the hydrosphere?

• Lava from a volcano

• Ice-covered mountains

• The ozone layer

• Earth's crust

How much of Earth's surface is covered by water?

• 51%

• 71%

• 61%

• 81%

Which of these is NOT a component of the hydrosphere?

• The ocean

• Ice caps

• The atmosphere

• Rivers

What happens to the hydrosphere during a volcanic eruption?

• It remains unaffected

• Water vapor and condensation alter weather patterns

• Lava replaces ocean water

• It causes earthquakes

Which of the following is part of the biosphere?

• Mountains

• Clouds

• Bacteria

• Magma

How does the biosphere interact with the lithosphere?

• Humans grow crops in the soil

• It provides sunlight to warm the land

• It blocks UV radiation from the sun

• It prevents earthquakes from occurring