Question

By which process are fossil fuels in formed.

Answer 1

Different kinds of fossil fuels — coals, oils, and natural gases — formed as dead plants and animals decayed. Scientists refer to such remains as “organic matter.” The element carbon is the foundation for organic matter on Earth

Answer 2

Through natural processes, such as anaerobic decomposition

Step-by-step explanation:

A fossil fuel is a fuel produced by natural processes, such as anaerobic decomposition of buried dead organisms, comprising power arising in ancient photosynthesis. The life of the organisms and their resulting fossil fuels is usually millions of years and sometimes passes 650 million years.