Why are source rocks always sedimentary?
A)Sedimentary rocks are the only rocks that contain fossils.
B)Sedimentary rocks are most abundant at the surface.
C)Sedimentary rocks contain pores for plankton to live in.
D)Sedimentary rocks are the only rocks formed in the ocean.

Question

Quizplus · Accepted Answer

Source rocks are rocks that contain organic matter that can generate oil or gas. This organic matter is typically made up of the remains of ancient plants and animals, which are preserved in sedimentary rocks. Fossils are only found in sedimentary rocks, hence option A is the correct choice.

Why Are Source Rocks Always Sedimentary