AP BIOLOGY

EVOLUTION

EVIDENCE FOR EVOLUTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Cambrian, Ordovician, Silurian, Devonian, Mississippian, Pennsylvanian, Permian, Triassic, Jurassic, Cretaceous, Tertiary, Q uaternary all belong to:
A
Periods
B
Eons
C
Epochs
D
Eras
Explanation: 

Detailed explanation-1: -The four main ERAS are, from oldest to youngest: PreCambrian, Palaeozoic, Mesozoic and Cenozoic. Periods are a finer subdivision in the geological time scale.

Detailed explanation-2: -Paleozoic Resources The Paleozoic Era is further divided in to seven periods/sub-periods: the Cambrian, the Ordovician, the Sulurian, the Devonian, the Mississippian, the Pennsylvanian, the Permian.

Detailed explanation-3: -The Paleozoic era is divided into six periods. From oldest to youngest, these are the Cambrian, Ordovician, Silurian, Devonian, Carboniferous, and Permian.

There is 1 question to complete.