The History of Life on Earth (mod d unit 1)

What is a fossil?

• The history of life in the geologic past as indicated by the traces or remains of living things

• The death of every member of a species

• The trace or remains of an organism that lived long ago, most commonly preserved in sedimentary rock

• The process of biological change by which populations become different from their ancestors over many generations

Tags

NGSS.MS-LS4-1

What does the term "extinction" refer to?

• The impression left behind by a buried organism

• The death of every member of a species

• The process of biological change in species over time

• The trace or remains of an organism that lived long ago

Tags

NGSS.MS-LS4-1

What is embryology the study of?

• The body structure of an organism and its structural traits

• The development of unborn or unhatched organisms

• The ancient species from which two or more species evolved

• The trace or remains of an organism that lived long ago

Tags

NGSS.MS-LS4-3

What is amber?

• A sticky, thick liquid that seeps up into a tar pit

• Hardened tree sap

• An entire animal that has been trapped in ice

• The impression left behind by a buried organism

What is a trace fossil?

• The impression left behind by a buried organism

• Minerals that fill in the mold form this fossil

• A record of the activity of an organism, like footprints or a burrow

• An organism's tissues are replaced by minerals from water

Tags

NGSS.MS-LS4-1

What are coprolites commonly known as?

• Fossilized shells

• Dung stones

• Ancient rocks

• Petrified wood

What does mass extinction refer to?

• A decrease in the number of fossils found

• The evolution of new species

• An event where a large number of species die in different parts of Earth during a short period of time

• The migration of species from one area to another

Tags

NGSS.MS-LS4-1

What is DNA?

• A type of bacteria

• A fossil

• A genetic material encoded with heritable traits

• A geological period

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Into what time frame are fossils often sorted into?

• Million

• Billion

• Trillion

• Quadrillion

Tags

NGSS.MS-ESS1-4

What are cyanobacteria known for?

• Being the largest fossils

• Being the earliest fossilized bacteria that leaves behind a blue color

• Being the first animals on Earth

• Being the first plants on Earth

Tags

NGSS.MS-LS4-1