Question

Which of the following favours the formation of coal?

• A. Physical alterations of peat
• B. Chemical alterations of peat
• C. Physical and chemical alterations of peat
• D. Roasting

Answer 1

The correct option is C

Physical and chemical alterations of peat

Physical alterations of peat create the pressure and make the environment suitable for coal formation. Chemical alterations, on the other hand, lead to the accumulation of peat and prevents it from bacterial decay. Thus, both these processes help in the coal formation.