What is the Earth’s o1. An example of BIOsphere connecting to ATMOsphere
A. Plants produce oxygen
B. Animals eat plants
C. Animals live in caves
D. Animals drink water
2. An example of connection between HYDROsphere and LITHOsphere is:
A. Boats transporting goods
B. Fish swimming in water
C. Water evaporating to make clouds
D. Waves eroding rocks on beach
3. What is an example of a connection between ATMOsphere and LITHOsphere?
A. Water
B. Nitrogen
C. Volcanic Eruptions release Gas
D. Mountains
4. An example of connection between ATMOsphere and HYDROsphere
A. Rivers
B. Rain
C. Lakes
D. Rocks

5. This photo is mainly showing an example of the:
A. Hydrosphere
B. Lithosphere
C. Atmosphere
D. Biosphere
6. Fresh water is important for life on Earth because:
A. Without fresh water sources, people will get sick and die
B. We need water to grow food
C. The biosphere needs water
D. All of the above
7. Approximately, what percentage of the Earth’s water is available for human use?
A. 100%
B. 5%
C. 1%
D. 50%
8. All of the water in all forms that falls from the atmosphere to the Earth is known as:
A. Rain
B. Precipitation
C. Weather
D. Hydrosphere
9. All living things on earth are part of the…
A. Biosphere
B. Lithosphere
C. Hydrosphere
D. Atmosphere
10. “Bio” from the word biosphere means…
A. Science
B. Math
C. Earth

D. Life
11. Part of the atmosphere that protects us form the direct hit of solar radiation
A. Air
B. Ozone Layer
C. Gases
D. Water
12. The Lithosphere is…
A. All liquid water on Earth
B. A 100km thick layer of gases
C. Frozen water on earth
D. Earth’s entire solid body
13. “Hydro” means…
A. Sphere
B. Earth
C. Life
D. Water
14. The earth’s four subsystems are…
A. Independent from one another
B. All part of the atmosphere
C. All connected
D. Not important for life on earth
15. A large part of Earth’s water is…
A. In the oceans
B. In the seas
C. Frozen
D. In the biosphere
16. What is the Earth’s largest subsystem?
A. Biosphere
B. Lithosphere

C. Hydrosphere
D. Atmosphere
17. Photosynthesis is an example of an interaction between the biosphere and the:
A. Atmosphere
B. Lithosphere
C. Biosphere
D. Hydrosphere
18. Animals and plants needing water to survive show which two systems interacting?
A. Lithosphere and biosphere
B. Hydrosphere and lithosphere
C. Biosphere ad hydrosphere
D. Atmosphere and biosphere
19. What is the Earth’s outermost system?
A. Atmosphere
B. Hydrosphere
C. Biosphere
D. Lithosphere
20. Most of the earth’s water is
A. Fresh water found underground
B. In the atmosphere
C. Salt water
D. In rivers and lakesutermost system?