Question

Which one of the following minerals is a fossil fuel?

• A. Coal
• B. Zircon
• C. Uranium
• D. Iron

Answer 1

The correct option is A

Coal

The correct option is A.

Explanation for Correct option:

1. Coal is a combustible hard rock that is black in color and formed out of the decomposition of plants and animal sediments.
2. Because of their igniting property, it falls within the category of solid fossil fuels.
3. It has a carbon content of $65-95$ percent.

Explanation for Incorrect option:

Option B:

As zircon is not formed from decomposing plants and animals, it is not a fossil fuel.

Option C:

Uranium is an element.

Option D:

Similarly, Iron is also an element.

Final answer: Coal is a fossil fuel.