Ch 6 Lesson 1 Review

A _____________________ is the remains or evidence of an organism.

• paleontologist

• fossil

• preserved

• extinct

Tags

NGSS.MS-LS4-1

When something is _____________________ it no longer exists.

• paleontologist 
•  fossil
• preserved
• extinct

Tags

NGSS.MS-LS4-1

Why is it important to study fossils?

•  Fossils are evidence of organisms that lived long ago.
• Fossils are fortune tellers.
• Fossils are fun to study.
• Fossils are found everywhere in the world.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Why are the soft parts of a shark’s body not preserved in a fossil?

• They are squeezed out when the shark is buried.

• They are not made of mineral or rock.

• They cannot be changed to rock.

• They decompose before fossilization can occur.

Mineralization → The process of an organism’s hard parts being dissolved and replaced by other minerals.

• true

• false

_{Which rock layer contains the newest fossils?}

• F
• E
• B
• C

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

Which of the following could lead to the gradual extinction of a species? (Choose 2)

• Meteor Strike

• Rising Sea Levels

• Massive Volcanic Eruption

• Glaciation

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS3-2

An example of a sudden event that could lead to mass extinction.

• Large Meteor Strike

• Rising Sea Levels

• Global Warming

• Falling Sea Levels

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS3-2

True or False: Evidence from the fossil record shows that species change gradually over time.

• True

• False

Tags

NGSS.MS-LS4-1

What type of fossil is represented in the picture?

• Mold

• Cast

• Original material

Tags

NGSS.MS-LS4-1