Evidence for evolution

Changes in species over long periods of time is called

• radioactivity

• evolution

• development

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What is the Geologic Time Scale?

• a diagram that shows how scientists think different groups of organisms are related

• the calendar of Earth's history

• a chart containing a list of the radioactive elements

Tags

NGSS.MS-ESS1-4

A paleontologist finds fossils in three layers of rocks. Where would the youngest fossils be located?

• top layer

• middle layer

• bottom layer

Tags

NGSS.MS-ESS1-4

A paleontologist finds fossils in three layers of rocks. Where would the oldest fossils be located?

• top layer

• middle layer

• bottom layer

Tags

NGSS.MS-ESS1-4

Fossils are typically found in what rock type?

• igneous rock

• sedimentary rock

• metamorphic rock

Tags

NGSS.MS-LS4-1

The fossil record shows that

• most species have not evolved

• some species are evolutionary transitions between major groups of organisms

• all species are today just as they were created

Tags

NGSS.MS-LS4-1

Which one of the following is an example of a fossil?

• A Native American Arrowhead

• a 10,000 year old footprint of a Wooly Mammoth

• A chicken bone from KFC you find in your yard

Tags

NGSS.MS-LS4-1

Organs that have a similar (or same) structure in different species but have different functions are called?

• embryological similarities

• homologous structures

• vestigial structures

Tags

NGSS.MS-LS4-2

Homologous Structures provide evidence that

• different parts of an organism's body are related.

• related species have inherited similar structures from a common ancestor

• different organisms have the same parents

Tags

NGSS.MS-LS4-2

A horse has small toe bones behind its hoof, under the skin. They have no purpose or function. What kind of organs are they?

• adaptive structures

• vestigial structures

• homologous structures

Tags

NGSS.MS-LS4-2