Fossils and fossil records

The diagram shows layers of sedimentary rock and examples of the fossils each layer contains, Which layer contains the oldest fossils? 

• A. Layer 2
• B. Layer 4
• C. Layer 1
• D. Layer 3

Where are most fossils found?

• A. In sand dunes
• B. In volcanoes
• C. In igneous rocks 
• D. In sedimentary rocks 

Which fossil layer is the youngest? 

• A. Layer A
• B. Layer B
• C. Layer C
• D. Layer D

How are fossils created?

• A. Traces of organisms harden like rock. 
• B. Dead organisms are quickly buried for millions of years.
• C. Animals get trapped.
• D. All of the above

Fossil Fuels form in sedimentary rocks when -

• A. plants use the nutrients in the sediments to grow
• B. organic matter is buried along with sediments
• C. rivers carry sediments down mountainsides
• D. sediments are used by humans as a resource

What kind of fossil is this?

• Mold Fossil

• Cast Fossil

• True Form Fossil

• Trace Fossil

This kind of fossil leaves behind evidence of an animal's behavior or activity.

• Mold fossil

• Cast fossil

• Trace fossil

• True Form fossil

What do fossils teach us about?

• Everything we need to know about a plant or animal.

• They teach us about the past and the environment.

• Everything single living thing will become a fossil when it dies.

• That wooly mammoths are not extinct.

The deeper the layer the fossil is found, the older the fossil will likely be.

• True

• False

Extinct means

• A dead animal has become fossilized.

• There is no more of a species left.

• Permineralization has occured within the fossil.

• The fossil has become petrified.