Q. Which of the following types of coal represents the first stage of formation of coal?
✅ Correct Answer: (C)
Peat
Explanation: Peat is the first stage in the formation of coal. Normally, vegetable matter is oxidized to water and carbon dioxide. However, if plant material accumulates underwater, oxygen is not present and so only partial decomposition occurs.
Explanation by: Brijesh Goswami
Peat is the first stage in the formation of coal. Normally, vegetable matter is oxidized to water and carbon dioxide. However, if plant material accumulates underwater, oxygen is not present and so only partial decomposition occurs.