Question

Where is carbon found? (carbon reservoirs) Select all that apply.


Atmosphere


Fossil Fuels


Ocean


Living Organisms


Rocks

Answer 1

Carbon is found in several reservoirs. Here are the correct selections:

- **Atmosphere**: Carbon is present in the form of carbon dioxide (CO2) and methane (CH4).
- **Fossil Fuels**: Carbon is stored in fossil fuels such as coal, oil, and natural gas.
- **Ocean**: The ocean contains dissolved carbon dioxide, as well as carbon in the form of organic matter and carbonate minerals.
- **Living Organisms**: All living organisms are composed of carbon-based compounds.
- **Rocks**: Carbon is found in rocks, primarily in the form of carbonates (like limestone) and organic carbon in sedimentary rocks.

So, all the options listed are correct.