The fossils that are found in the oldest layers of sedimentary rock were formed which types of organisms?
only organisms that lived in the sea only organisms that lived on land only organisms that lived in the air organisms that lived on the land, in the sea and in the air
Question: The fossils that are found in the oldest layers of sedimentary rock were formed which types of organisms?
A. only organisms that lived in the sea
B. only organisms that lived on land
C. only organisms that lived in the air
D. organisms that lived on the land, in the sea and in the air
Answer: