About earth resorces(20pt)

fossil fuel are derived from dead organsim.

Organism are sourse of organic matter CHO.

Bural of of dead bodys prevent Oxygen to oxidize these matters and they will became fuel.

The breakdown of the bonding within CHO release energy.

However, oxidation release the energy.

The Carbon stored in organism are transferred through food chain.

Coat are derived from the CHO stored in plant.

Buring of coat release energy.