Fossil fuels represent
A)a large amount of paleozoic and mesozoic biomass buried anaerobically millions of years ago.
B)natural deposits of organic materials that formed long before life on Earth evolved.
C)the remains of fossil animals that lived a few thousand years ago.
D)sustainable sources of energy that are underused today.

Question

Quizplus · Accepted Answer

Fossil fuels are formed from the remains of ancient plants and animals that were buried and subjected to heat and pressure over millions of years. These organisms lived during the Paleozoic and Mesozoic eras, which ended approximately 250 million years ago. Therefore, option A is the best choice. Option B is incorrect because fossil fuels are derived from living organisms, not prehistoric organic matter. Option C is incorrect as fossil fuels are not derived from animals that lived in the recent past. Option D is incorrect as fossil fuels are non-renewable and cannot be considered sustainable.

Fossil Fuels Represent