Unit 2- Fossils Review

Over thousands of years, soft mud hardens into solid rock called _________ rock

• imprint

• fossil

• sedimentary

• paleontologist

_____________ study the fossil remains of plants and animals

• imprint

• fossil

• sedimentary

• paleontologist

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

A fossil is the remains of a plant or animal that has been hardened and ________.

• imprint

• preserved

• fossilized

Tags

NGSS.MS-LS4-1

Match the following

• to break down

• preserved

• sap or resin from trees

• amber

• to save

• decompose

Tags

NGSS.MS-LS4-1

True or False: All animals leave behind fossil remains.

• True

• False

Tags

NGSS.MS-LS4-1

True or False: Paleontologists can determine the age an animal died by looking at its fossil remains.

• True

• False

True or False: Original organs, skin, and fur have been found in fossil remains found in the frozen tundra.

• True

• False

True or False: When an animal dies, its bones are left behind.

• True

• False

Tags

NGSS.MS-LS4-1

Reorder the following

• First, the animal dies and falls to the ground.

• Second, the dead body sinks into the soft mud.

• Next, the soft parts of the dead animal are eaten or rot away.

• Fourth, more layers of sediment cover the hard parts such as bones of the animal.

• Then the bones decay and water mixed with minerals seep into the bone cavity.

Tags

NGSS.MS-LS4-1