History of Life on Earth

The geologic time scale represents Earth's ________ year history.

• 2.5 million

• 9 million

• 1 billion

• 4.6 billion

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

Paleontologists study ______.

• fossils

• earthquakes

• plate tectonics

• glaciers

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Scientists use ______ to help figure out geologic time.

• earthquakes

• plate tectonics

• rock layers

• erosion

Tags

NGSS.MS-ESS1-4

Dinosaurs lived in the ___________ era.

• Mesozoic

• Paleozoic

• Cenozoic

• Neozoic

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

What fossil is the oldest?

• d

• b

• a

• c

Tags

NGSS.MS-LS4-1

Scientists hypothesize that a super continent existed 200 million years ago.  This continent is called

• America

• Super Earth

• Pangea

• Eurasia

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Which choice is most likely to yield the fossils that help scientists reconstruct the Earth's biological history?

• Exploring sedimentary rock layers

• Exploring igneous rock layers

• Studying cloud formations

• Analyzing ocean currents

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

What organism has been found in the oldest fossils?

• plants

• viruses

• cyanobacteria

• fungi

Tags

NGSS.MS-LS4-1

What is a likely cause of trilobite extinction? 

• Meteorite impact

• Overhunting by predators

• Climate change

• Environmental changes

Tags

NGSS.MS-LS4-1

According to the principle of faunal succession, what must be true of the fossils on a layer below?

• The fossils on a layer below are the same age as the fossils on the layer above.

• The fossils on a layer below are older than the fossils on the layer above.

• The fossils on a layer below are younger than the fossils on the layer above.

• The fossils on a layer below are randomly distributed in age compared to the fossils on the layer above.

Tags

NGSS.MS-ESS1-4