Geological Time Periods Quiz

What are body fossils?

• Indirect evidence of life, like footprints, burrows, and feces

• Actual remains of organisms, such as bones, teeth, or shells

• Marks left by animals quickly covered by sediment

• Fossils formed by volcanic activity

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What is an example of trace fossils?

• Bones

• Teeth

• Footprints

• Shells

What is a mold fossil?

• An imprint left in rock

• A replica of the original organism

• A type of mineral deposit

• A living organism

Tags

NGSS.MS-LS4-1

What is a cast fossil?

• An imprint left in rock

• A replica of the original organism

• A type of mineral deposit

• A living organism

What is a petrified fossil?

• Fossilized tree resin containing a trapped organism

• Fossil turns to stone

• An organism becomes stuck in tree resin

• A fossil that remains unchanged

What is an amber fossil?

• Fossil turns to stone

• Fossilized tree resin containing a trapped organism

• A fossil that is buried in sand

• A fossil that is found in ice

How do amber fossils form?

• Groundwater infiltrates the fossil

• An organism becomes stuck in tree resin that eventually hardens over time

• The fossil is exposed to volcanic ash

• The fossil is compressed by rock layers

Where did life on Earth begin according to the Geologic Time Overview?

• In the atmosphere

• On land

• In the oceans near hydrothermal vents

• In freshwater lakes

Tags

NGSS.HS-ESS1-6

NGSS.HS-ESS2-7

What was the first form of life on Earth?

• Multi-celled organisms

• Single-celled organisms

• Plants

• Animals

Tags

NGSS.MS-LS1-1

How did the first life forms on Earth likely obtain energy?

• Photosynthesis

• Respiration

• Chemosynthesis

• Fermentation