Which of the following organisms would be most likely to be preserved in the geologic record?
A)the bones of a dinosaur that lived on semi-arid plains
B)a clam with a thick calcite shell that lived on a mudflat
C)a tree
D)a mussel that clings to rock outcrops in the surf zone

Question

Quizplus · Accepted Answer

Clams with thick calcite shells that lived on mudflats are more likely to be preserved in the geologic record because their hard shells are better able to withstand the pressures and processes of fossilization. The bones of a dinosaur on semi-arid plains may not have been preserved due to exposure to the elements or scavengers, while trees and mussels are less likely to have been buried quickly enough to be preserved.

Which of the Following Organisms Would Be Most Likely to Be