First Quiz j5, T2 (on concept 3.1)

What are the four main systems of the Earth?

• Soil, Rocks, Ice, Air

• Mountains, Rivers, Oceans, Forests

• Land, Water, Air, Life

• Geosphere, Atmosphere, Hydrosphere, Biosphere

What does the term 'Biosphere' refer to?

• The system that includes all rocks

• The system that includes all living organisms

• The system that includes all gases

• The system that includes all water

Which of the following is NOT a characteristic of the Hydrosphere?

• It includes all the water on Earth

• It contains both fresh and salt water

• It is the system that includes all living organisms

• It covers about 71% of the Earth's surface

What is the process called when rocks are broken down into smaller particles?

• Weathering

• Evaporation

• Condensation

• Erosion

Which type of water body is always flowing?

• Ponds

• Glaciers

• Lakes

• Rivers

What is a biome?

• A system of gases surrounding the Earth

• A type of water body

• A process of water recycling

• A large area with similar soil, climate, plants, and animals

What is the percentage of salt water on Earth?

• 50%

• 3.5%

• 71%

• 96.5%

Which of the following is a source of freshwater?

• Oceans

• Seas

• Rivers

• Saltwater lakes

What is the main purpose of the water cycle?

• To evaporate all water

• To create new water

• To recycle water in nature

• To increase saltwater

Which of the following is an example of a saltwater ecosystem?

• Lakes

• Ponds

• Oceans

• Rivers