Fossils Quiz Unit 3 L 1

What are fossils?

• None of the above

• Both A and B

• Remains of old living organisms

• Traces of old living organisms

What is an example of a trace fossil?

• Remains of a shark's teeth

• Dinosaur's foot print

• Petrified wood

• Cast of ferns

What is the process of conversion of parts of old organisms to rocky materials called?

• Mineralization

• Solidification

• Fossilization

• Petrification

What do foraminifera and radiolaria indicate when found in rock samples during petroleum exploration?

• The age of rocks existed in exploratory wells

• The presence of water in the rocks

• The presence of volcanic activity

• The presence of gold deposits

What do coral fossils indicate about the environment where they lived?

• Hot and rainy tropical environment

• Clear warm shallow seas

• Mountainous terrain

• Cold and dry climate

What type of fossil is a replica of the external details of the structure of an old living organism left after death in sedimentary rocks?

• Cast

• Petrified

• Complete body

• Mold

What is the importance of index fossils?

• They are used in medical research

• They are used for making jewelry

• They help determine the age of sedimentary rocks

• They indicate the presence of gold deposits

What do nummulites fossils found in limestone rocks indicate?

• The area was a desert millions of years ago

• The area was a sea floor more than 35 million years ago

• The presence of volcanic activity

• The presence of oil reserves

What is the process of replacing the wood material of trees with minerals, part by part, called?

• Solidification

• Petrification

• Fossilization

• Mineralization

What did the study of the fossil record show about the evolution of life?

• Organisms always developed from complicated to simple

• Life started first on land then established in the sea

• Life started first in sea then established on land

• Fish were the first vertebrates that appeared followed by mammals and birds