The fossil record documents the ____ of life-forms throughout the history of life on Earth.

• Change and Age

• Entire number and Mating behavior

• diversity

• extinction

• environment

Tags

NGSS.MS-LS4-1

Which of the following best describes what we mean when we talk about the fossil record? (Mark the one best answer.)

• Leaf imprints found in hardened mud

• The history of fossils in the last 400,000 years

• A fossil found in rock

• All the fossils that have been discovered

Tags

NGSS.MS-LS4-1

Mark each statement(s) that explains why the fossil record is considered incomplete.

• Not all organisms become fossils

• Some organisms have not been extinct long enough

• There were times when fossils didn't form

• There are still fossils that haven't been found

• Some organisms are too small to make fossils

Tags

NGSS.MS-LS4-1

These images represent the limbs of extinct organisms found in the fossil record.

Write the letters of the fossil limbs in order from oldest (most ancient) to youngest (most recent).

• X

• Z

• Y

• W

Tags

NGSS.MS-LS4-1

These images represent the limbs of extinct organisms found in the fossil record.

Based on the previous question (placing the fossil limbs in order from oldest (most ancient) to youngest (most recent))

Explain why you put them in that order. (1-2 sentences)

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Why do we find more fossils of organisms such as snails and vertebrates than organisms such as jellyfish? (2-3 Sentences)

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Fossils found in layer A are most likely older than fossils found in Layer B.

• True

• False

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

The age of a fossil is the same as the age of the rock it is found in.

• True

• False

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

Organisms with shells appeared before tetrapods.

• False

• True

Tags

NGSS.MS-LS4-1

Fish and organisms with shells lived at the same time

• False

• True

Tags

NGSS.MS-LS4-1