Geologic Time

Question 1

66 million years ago to present

Answer 1

Cenozoic

Question 2

250 to 66 million years ago

Answer 2

Mesozoic

Question 3

541 to 250 million years ago

Answer 3

Paleozoic

Question 4

[Period] 541 – 485 Mya

Answer 4

Cambrian

Question 5

[Period] 485 – 443 Mya

Answer 5

Ordovician

Question 6

[Period] 443 – 419 Mya

Answer 6

Silurian

Question 7

[Period] 419 – 358 Mya

Answer 7

Devonian

Question 8

[Period] 358 - 323 Mya

Answer 8

Mississipian

Question 9

[Period] 323 - 298 Mya

Answer 9

Pennsylvanian

Question 10

[Period] 298 - 252 Mya

Answer 10

Permian

Question 11

[Period] 252 – 201 Mya

Answer 11

Triassic

Question 12

[Period] 201–145 Mya

Answer 12

Jurassic

Question 13

[Period] 145 – 66 Mya

Answer 13

Cretaceous

Question 14

[Period] 66 - 23 Mya

Answer 14

Paleogene

Question 15

[Epoch] 66 - 56 Mya

Answer 15

Paleocene

Question 16

[Epoch] 56 - 33 Mya

Answer 16

Eocene

Question 17

[Epoch] 33 - 23 Mys

Answer 17

Oligocene

Question 18

Epochs in Paleogene period

Answer 18

Paleocene, Eocene, Oligocene

Question 19

[Period] 23 - 2.5 Mya

Answer 19

Neogene

Question 20

[Period] 2.5 Mya - Present

Answer 20

Quaternary

Question 21

Epochs in Neogene Period

Answer 21

Miocene, Pliocene

Question 22

[Epoch] 23 - 5.3 Mya

Answer 22

Miocene

Question 23

[Epoch] 5.3 - 2.5 Mya

Answer 23

Pliocene

Question 24

[Epoch] 2.5 Mya - 11.7 thousand years ago

Answer 24

Pleistocene

Question 25

[Epoch] 11.7 thousand years ago - present

Answer 25

Holocene