Environmental Studies

3. the gas that makes up about 78% of the atmosphere.
6. the layer of gasses that surrounds the Earth.
9. the study and practice of determining the interactions between humans and their environment.
11. the part of the Earth where all living things are found or exist.
13. the gas released during respiration.
14. an abiotic factor that determines how cool/warmly you will dress
15. the gas released during photosynthesis.
16. all living organisms fall part of this factor.
17. the abiotic factor that is needed in the process of photosynthesis

1. an area where living and non-living things are found and co-inhabit.
2. the area of the Earth that is made up of land and rocky components.
4. the atmospgere protects us from harmful waves emitted from the sun, called...
5. the area of Earth that fish inhabits.
7. the surroundings or conditions in which a person, animal, or plant lives or operates.
8. the place an organism resides in.
10. all non-living things that are found in an ecosystem.
12. biotic organism that make their own food.