How are organisms fossilized in rock?

Sediment buries the organism and both harden into rock.

How are organisms fossilized in Amber?

They are stuck in tree sap which is buried & becomes solid

How are organisms fossilized by petrification?

Minerals enter the bones and they become petrified.

Which of the following is an example of a "Trace Fossil?"

An animals burrow (former home)

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Geologic Change Over Time (Part I)

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6th Grade Science Exam Review

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Questions 11

Answers

1
How are organisms fossilized in rock?
They fall into tar, which hardens and preserves their bones.
They are stuck in tree sap which is buried & becomes solid
Minerals enter the bones and they become petrified.
Sediment buries the organism and both harden into rock.
2
Fossils form in 5 ways: Amber, Asphalt, Ice, Rock, Petrified. Which preserves most detail?
Amber
Petrified
Rock
Ice
3
Scientists can learn many things from studying fossils:
How life forms have changed over time
How species adapt to earths changing environment to survive
All of these are Correct
Major changes in Earth's enviornment
4
How are organisms fossilized in Amber?
Minerals enter the bones and they become petrified.
They are stuck in tree sap which is buried & becomes solid
They fall into tar, which hardens and preserves their bones.
Sediment buries the organism and both harden into rock.
5
Fossils can tell scientist about environmental changes over time.
True
False
6
How are organisms fossilized by petrification?
Sediment buries the organism and both harden into rock.
They fall into tar, which hardens and preserves their bones.
Minerals enter the bones and they become petrified.
They are stuck in tree sap which is buried & becomes solid
7
What is the approximate age of the Earth?
4.6 million years
46 billion years
40.6 million years
4.6 billion years
8
Which of the following is an example of a "Trace Fossil?"
An animals burrow (former home)
A small piece of leg bone
A skull of an extinct Saber Tooth Tiger
An animals Tooth
9
What can scientists tell from studying the various types of fossils found in rock layers?
Information about the climate durring that period
If the region was covered with water or land,
Clues about how the earth has changed over time
All of these are correct
10
Uniformitarianism: geologic processes in the past are very different than those happening today
False
True
11
?? evidence did scientists use to identify how continents were once Pangea?
Distribution of Similar Fossils
Distribution of Mountain Ranges
Distribution of Rock Types
All of these are correct

Geologic Change Over Time (Part I) Flashcards | StudBud