Geologic Time and Earth's History

Which era did modern humans first evolve in?

• Pre-Cambrian Era

• Early Paleozoic Era

• Mesozoic Era

• Cenozoic Era

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What is a significant event that occurred during the Early Pre-Cambrian Era?

• Oceans formed

• First mammals evolved

• First multi-cellular organisms were introduced

• First dinosaurs were introduced

Which evolved first, dinosaurs or birds?

• birds

• dinosaurs

Tags

NGSS.MS-LS4-2

Did mammals and dinosaurs exist in the same era?

• No

• Yes, in the Mesozoic era

• Yes, in the Cenozoic Era

• Yes, in the Early Pre-Cambrian Era

What major event marked the end of the Mesozoic era?

• The solar system formed

• First life on Earth

• Primates evolved

• The extinction of dinosaurs

Tags

NGSS.MS-LS4-1

What is the major difference between types of life in the late Pre-Cambrian Era and every era after it?

• Pre-Cambrian life was all single-celled and after that multi-cellular creatures evolved

• Pre-Cambrian life was all multi-celled and after that single-cellular creature evolved

Tags

NGSS.MS-LS4-1

Which era had no life present?

• Early Pre-Cambrian

• Late Pre-Cambrian

• Mesozoic

• Cenozoic

Which era did life begin?

• Early Pre-Cambrian

• Late Pre-Cambrian

• Late Paleozoic

• Cenozoic

Tags

NGSS.MS-ESS1-4

How many millions of years ago did the first trees evolve?

• 4500 MYA

• 125 MYA

• 360 MYA

• 25 MYA

In which era was there an Ice Age that caused a mass extinction of many large plants and animals?

• Late Pre-Cambrian

• Early Paleozoic

• Mesozoic

• Cenozoic