Most useful oil deposits are usually found
A) In a liquid pool under a layer of impermeable shale
B) Saturating porous rocks, like water in a sponge
C) Locked in the mineral structure of a rock formation
D) In pools on the earth's surface, where geologic pressures have forced them to collect
E) In small pools directly above the bedrock

Question

Quizplus · Accepted Answer

Most useful oil deposits are found saturating porous rocks, similar to how water is absorbed by a sponge. This allows for the extraction of oil through drilling, where it is then pumped out from these porous reservoirs.

Most Useful Oil Deposits Are Usually Found