Question

Which of these is a characteristic of index fossils?

Found in the topmost rock layer
Found in many layers of the same rock
Have already established relative age
Are limited to a particular geographic location

Answer 1

Found in many layers of the same rock

Answer 2

Which of these is a characteristic of index fossils?

Found in the topmost rock layer

Found in many layers of the same rock

Have already established relative age X

Are limited to a particular geographic location