Question

The slow process by which the large land plants and trees buried deep under the earth have become coal is called: 

A. carbonation 

B. carburetion 

C. carbonisation 

D. carbocation

Answer 1

C. carbonisation 

Carbonisation is the process by which plant material or vegetation buried deep under the earth was slowly converted into coal. Since, coal was formed from the remains of vegetation, it is also known as fossil fuel.