Fossil Evidence

What are fossils?

• Are the remains or evidence of once-living organisms

• Is the change over time in populations of related organisms

• A chart that divides Earth’s history into different time units

• Occurs when the last individual organism of a species dies

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NGSS.MS-LS4-1

What is the fossil record?

• Are the remains or evidence of once-living organisms

• Is the change over time in populations of related organisms

• Is made up of all the fossils ever discovered on Earth

• Occurs when the last individual organism of a species dies

Tags

NGSS.MS-LS4-1

What is a cast?

• The impression of an organism

• Occurs when the last individual organism of a species dies

• Is made up of all the fossils ever discovered on Earth

• A fossil copy of an organism in a rock

Tags

NGSS.MS-LS4-1

What are trace fossils?

• A fossil copy of an organism in a rock

• Is the preserved evidence of the activity of an organism

• The impression of an organism

• Is made up of all the fossils ever discovered on Earth

What type of evidence is this picture show

• Fossil

• Geography

• Embryology

• Anatomy

• DNA

Answer explanation

The picture shows a fossil, which is the preserved remains or traces of ancient organisms. Fossils provide crucial evidence for understanding the history of life on Earth, distinguishing them from other types of evidence like DNA or anatomy.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What type of fossil is pictured here?

• Mold fossil

• Trace fossil

• Cast fossil

• Body fossil

Which type of rock is most likely to contain fossils?

• Metamorphic

• Stereosonic

• Sedimentary

• Igneous

Original tissues can be preserved as fossils.

Consider the statement above and choose the best response.

• This happens easily and is frequently found.

• This happens in rare cases. An example is a wooly mammoth frozen in ice.

• This never happens. Only bones are fossils.

• This happens in some cases. Dinosaur footprints preserved in rocks near Black Mesa in Oklahoma are an example of this.

What type of fossil is pictured here?

• Mold fossil

• Trace fossil

• Cast fossil

• Body fossil

Tags

NGSS.MS-LS4-1

What does absolute age tell us about a rock layer or fossil?

• The 'exact' age of a fossil determined by radiometric dating

• The relative age of a fossil determined by radiometric dating

• Younger rock layers sit on top of older rock layers

• Older rock layers sit on top of younger rock layers

Tags

NGSS.MS-ESS1-4