Practice Test - Fossils, Aging, and Geologic Time

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1 point

Soft parts of organisms usually fossilize, while the hard parts decay away?

True

False

1 point

Cenozoic means ___________ life?

Ancient

Middle

Recent

All

1 point

Simple one-celled organisms developed during the Cenozoic Era?

True

False

1 point

A break in the Earth is called a fault?

True

False

1 point

What Era is often called the Age of Reptiles?

Paleozoic

Mesozoic

Cenozoic

Quaternary

1 point

What division of time divides an Eon?

Era

Period

Epoch

Decade

1 point

Carbon 14 has a short half life and is used to date once living things?

True

False

1 point

Scientific theories are widely accepted improvable explanations of science?

True

False

1 point

What would be a good index fossil?

An uncommon fossil that lived during a specific time period

A common fossil that lived during a specific time period

A common fossil that lived during many time periods

An uncommon fossil that lived during many time periods

10.

1 point

What is not a period of the Mesozoic Era?

Triassic

Jurassic

Cretaceous

Tertiary

11.

1 point

The smallest particle of matter is an element?

True

False

12.

1 point

Radioactive decay happens when atoms/elements are unstable and breakdown at the _________________ level?

Electron

Radiation

Nuclear

Periodic

13.

1 point

Intrusions and Extrusions are caused by sedimentary rock?

True

False

14.

1 point

The age of Earth was discovered by aging rocks in mountains?

True

False

15.

1 point

What is the largest unit of Geologic Time?

Eon

Era

Period

Epoch

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