Fossil fuels are formed in the in the biosphere(oceans) and in the geosphere (rocks)
What are fossil fuels?
Fossils fuels are fuels produced from the remains of ancient living things that were buried and exposed to high temperature and pressure from Earth’s interior.
These remains are found on the sea floors and underground in rocks.
The sea remains are on th biosphere while the rock remains are in the geosphere.
Therefore, fossils fuels are formed in the biosphere and in the geosphere.
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