Question

Coal, a common fossil fuel, is formed from which of the following types of organisms?

Answer 1

Answer:

Plankton and Plants

Explanation:

Answer 2

Answer:

Autotrophs

Explanation:

Most of Earth's coal originated as trees, ferns, and other tropical forest plants that lived in a warmer time in our history. That's why the world's coal beds are found on land. Oil mostly originated as very simple organisms – such as bacteria, algae and plankton.