cbruner
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Quiz over fossil formation and geological time periods

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cbruner
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Fossils and Geologic Time Test

Question 1 of 19

1

Which of the following is least likely to become a fossil? (Won't become fossilized)

Select one of the following:

  • bones

  • skin

  • teeth

  • shells

Explanation

Question 2 of 19

1

The type of fossil where all minerals replace all or part of an organism.

Select one of the following:

  • petrified fossil

  • trace fossil

  • pseudofossil

  • bone

Explanation

Question 3 of 19

1

Where were fossils containing FRESHWATER fish formed?

Select one of the following:

  • deep in ocean water

  • in a hot spring

  • in an underground reservoir

  • in a lake

Explanation

Question 4 of 19

1

Fossils found in the top layer of rock are the ___________________.

Select one of the following:

  • youngest

  • cleanest

  • oldest

  • dirtiest

Explanation

Question 5 of 19

1

What can cause mass extinction?

Select one of the following:

  • disease and/or starvation

  • asteroids

  • climate changes

  • all of the above

Explanation

Question 6 of 19

1

Which is most likely to contain fossils?

Select one of the following:

  • igneous rock

  • sedimentary rock

  • metamorphic rock

  • native minerals

Explanation

Question 7 of 19

1

What are the preserved remains, traces, or evidence of once living organisms called?

Select one of the following:

  • plants

  • rocks

  • fossils

  • invertebrates

Explanation

Question 8 of 19

1

Hardened tree sap that preserves the remains of an insect is called _______________

Select one of the following:

  • a mold fossil

  • a cast fossil

  • a tar fossil

  • fossilized amber

Explanation

Question 9 of 19

1

What happened during the Cambrian Explosion?

Select one of the following:

  • the supercontinent broke apart

  • an asteroid collided with Earth

  • a great number of different organisms evolved

  • mammals spread into every environment on Earth

Explanation

Question 10 of 19

1

What do we call scientist who study organisms that lived long ago?

Select one of the following:

  • meteorologists

  • biologists

  • paleontologists

  • archaeologists

Explanation

Question 11 of 19

1

A fossil that dissolves and leaves a hollow area is called _______________.

Select one of the following:

  • amber

  • cast

  • a mold

  • trace fossil

Explanation

Question 12 of 19

1

An insect preserved in amber and a tree that has turned to stone are examples of:

Select one of the following:

  • reconstructions

  • fossils

  • restorations

  • sap

Explanation

Question 13 of 19

1

What do you call a fossil that helps determine the age of the rock layer?

Select one of the following:

  • an index fossil

  • an hourglass fossil

  • a radioactive fossil

  • a cast fossil

Explanation

Question 14 of 19

1

Which animal is an invertebrate?

Select one of the following:

  • frog

  • fish

  • snake

  • insect

Explanation

Question 15 of 19

1

What is formed when minerals seep or fill in a mold?

Select one of the following:

  • mold

  • cast

  • coal

  • granite

Explanation

Question 16 of 19

1

What do you call the change in a species over time?

Select one of the following:

  • geologic scale

  • relative age

  • elevation

  • evolution

Explanation

Question 17 of 19

1

Fossils provide evidence for all of the following EXCEPT for:

Select one of the following:

  • changes in Earth's surface

  • how Earth originally formed

  • how Earth's environments have changed over time

  • how groups of organisms have changed over time

Explanation

Question 18 of 19

1

What will happen to a species that does NOT have the traits needed to survive?

Select one of the following:

  • learn

  • become extinct

  • adapt

  • reproduce

Explanation

Question 19 of 19

1

Why do scientists think the dinosaurs became extinct?

Select one of the following:

  • too much rain

  • human influence

  • new predators killed the dinosaurs

  • meteorite/asteroid hit the Earth

Explanation

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