ACOS Geography 7.8 Earth's Systems and Human Impact

The boulders of Mount Everest and the sand of Boracay are part of which sphere of the Earth?

• Biosphere

• Hydrosphere

• Geosphere

• Atmosphere

All living things on Earth are part of the -

• Hydrosphere

• Lithosphere

• Atmosphere

• Biosphere

Earth's surface mainly consists of -

• Air

• Ice

• Rocks

• Water

The ______________ includes all of the gases on Earth.

• Atmosphere

• Hydrosphere

• Lithosphere

• Biosphere

Coral Reef is an example of something in the -

• Hydrosphere and Lithosphere

• Lithosphere and Biosphere

• Hydrosphere and Biosphere

• Lithosphere and Atmosphere

What does this picture represent?

• the Sun
• the Moon
• the Earth
• a star

Which of the following can be found in the atmosphere, hydrosphere and the lithosphere?

• rock
• mantle
• glaciers
• water

The hydrosphere is mostly made of __________.

• solid rock
• liquid water
• gaseous air
• molten rock

What causes a direct rise in CO₂ emissions?

• burning more fossil fuels

• population growth

• increased solar activity

• shrinking habitats

What gases make up most of Earth's greenhouse gases?

• Oxygen and CO₂

• CO₂ and Methane

• Oxygen and Nitrogen

• Helium and Methane