Question

Fuel formed under the earth's surface by the decomposition of organic matter is celled​

Answer 1

natural gas: Biogas is a type of gas that is produced when organic matter decomposes without oxygen being present

Answer 2

Step-by-step explanation:

This molecular breakdown produces thermogenic methane—natural gas. Methane, probably the most abundant organic compound on Earth, is made of carbon and hydrogen (CH4). ... Landfills, for example, are full of decomposing matter that methanogens break down into a type of methane called biogenic methane.