Geography

Question

Diagnostic Test

The diagram below shows the geologic time scale, which separates Earth's history into different eons, eras, pe

Precambrian

Geologic Time Scale

Archean Proterozoic

Phanerozoic

Paleozolc

Mesozole

Cenozi

ugapen

Early

SIPPIVi

Tertiary

3121

Early

Middle

B127

ueuqwed

Ordovician

Silurian

Devonian

sno1a jjuo queo

ermian

O¡sseuL

asseant

cretaceous

Paleogene

Nee

Paleocene

Eocene

Oligocene

auaso!W

Formation of

AS PEN ESSENG BUS EON ON ENS ENANN

the Earth

time

directly above the rock layer that the scientist is studying has

A scientist is studying a rock layer that predominantly contains fossils of very large reptiles. A few small mammal:

the scientist is studvina is most likely from which of the followina eras?

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almost no reptilian fossils at all, and those that are

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Answer

Mesozoic Era.

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The Mesozoic Era is the era that is directly above the rock layer that the scientist is studying and predominantly contains fossils of very large reptiles. This...