9.02 Fossil Quiz

Preserved remains or traces of living things?

• fossils
• organisms
• extinct
• rocks

When an organism dies, its soft parts _________ quickly or are eaten by animals.

• fade away
• disappear
• get washed away
• decay

Generally, only hard parts become fossils.
These hard parts include........................

• fingernails
• bones, shells, teeth, seeds & woody stems
• soft tissue
• skin

Trace fossils are?

• foot prints
• evidence of activities of ancient organisms
• traces of animals
• traces of rocks

What type of fossil is an imprint in a rock?

• cast 
• trace 
• mold
• whole/part 

This type of fossil forms when a mold is filled with sand or mud that hardens into the shape of the organism.

• mold
• cast
• trace
• preserved

Most fossils are found in __________ rock layers

• metamorphic
• sedimentary
• igneous

What type of fossil is pictured? 

• cast
• petrified fossil
• preserved remains
• trace fossil

This type of fossil forms when entire organisms or parts of organisms are prevented from decaying by being trapped in rock, ice, tar, or amber.

• trace
• preserved or original remains
• carbonized or carbon film
• index

Which type of fossils can be created when an animal walked in mud long ago and then the mud hardened intro rock?

• Cast Fossil

• Mold Fossil

• Trace Fossil

• True Form Fossil