| Questions | Answers |
|---|---|
| What are the four main spheres of Earth? | b |
| How much of our Earth in made up of water | d |
| What percent of the Earth's water is Salt water? | d |
| What is the geosphere composed of? | a |
| The Layers of gases surrounding the our planet is called | d |
| Humans, Plants, grass and animals belong to which major Earth sphere | c |
| Which Earth Sphere is composed of all Earths water? | b |