Fossil Records and Index Fossils

According to the law of superposition, which layer is the youngest?

• A

• B

• C

Tags

NGSS.MS-ESS1-4

Which of the following organisms formed last on Earth?

• Jellyfish

• Shark

• Lizards

• Horses

Tags

NGSS.MS-LS4-1

If you know the age of a rock, you know the relative age of the _________________ that was found inside.

• sticky tar

• fossil

• amber

• ice

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

In which kind of rock do we usually find a fossil?

• sedimentary rock

• metamorphic rock

• igneous rock

Tags

NGSS.MS-LS4-1

If you know the age of a fossil, you know the relative age of the ________________ it was found inside.

• sticky tar

• rock

• amber

• ice

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

Which of the following would be an example of absolute age?

• Fossil A is older than Fossil B

• Fossil A and Fossil B are the same age

• Fossil A is 10 million years old

What are the oldest fossils and why?

• B, C- because they are closest to the top

• A, B- because they are closest to the bottom

• They are all the same age- because they are all found on layer 2

• A, B- because they are found closest to the top

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

By determining the age of fossils, scientists can reconstruct the history of life on Earth

• True

• False

Tags

NGSS.MS-LS4-1

If scientists found this fossil in a desert, what could they infer?

• what fish are like today

• that this fish lacked oxygen

• that water once covered the area where this fossil was found

Tags

NGSS.MS-LS4-1

Fossil A is an ancient mollusk, an organism that needs water to survive. Why do you think that the mollusk went extinct in this particular sample of the fossil record?

• When the ocean levels rose in layer 4, the mollusk went extinct because they cannot live in water

• For some reason, the ocean disappeared causing the mollusk to thrive

• For some reason, the ocean disappeared causing the mollusk to go extinct

• When the ocean level rose in layer 4, the mollusk thrived because they need water

Tags

NGSS.MS-ESS2-2

NGSS.MS-LS2-4

NGSS.MS-LS4-1