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Planet Earth Topic 4

Total questions: 48

Worksheet time: 24mins

Name
Class
Date
1.
Which rock layer contains the newest fossils?
a)
F
b)
E
c)
B
d)
C
2.
Index fossils help determine relative age through correlating rock layers.
a)
True
b)
False
3.
Which of the following organisms formed last on Earth?
a)
Jellyfish
b)
Shark
c)
Lizards
d)
Horses
4.
According to the law of superposition, which layer is the youngest?
a)
A
b)
B
c)
C
5.
Does the picture represent relative or absolute dating?
a)
relative
b)
absolute
6.

What type of fossil is found in the middle layer mosozoic era

a)

Dinosaurs

b)

Monkeys

c)

Apes

d)

Any Modern Mammal

7.

Are plants and animal carcasses always fossilized?

a)

Yes

b)

No

8.

What is a Paleontologist?

a)

A person who has can never be fossilized

b)

A person who has a phobia of dinosaurs

c)

A person who studies things from the ancient world

d)

A perso who enjoys the sensation of being fossilized

9.
The diagram shows layers of sedimentary rock and examples of the fossils each layer contains, Which layer contains the oldest fossils? 
a)
A. Layer 2
b)
B. Layer 4
c)
C. Layer 1
d)
D. Layer 3
10.
Where are most fossils found?
a)
A. In sand dunes
b)
B. In volcanoes
c)
C. In igneous rocks 
d)
D. In sedimentary rocks 
11.
Which fossil layer is the youngest? 
a)
A. Layer A
b)
B. Layer B
c)
C. Layer C
d)
D. Layer D
12.
How are fossils created?
a)
A. Traces of organisms harden like rock. 
b)
B. Dead organisms are quickly buried for millions of years.
c)
C. Animals get trapped.
d)
D. All of the above
13.

What kind of fossil is this?

a)

Mold Fossil

b)

Cast Fossil

c)

True Form Fossil

d)

Trace Fossil

14.

This kind of fossil leaves behind evidence of an animal's behavior or activity.

a)

Mold fossil

b)

Cast fossil

c)

Trace fossil

d)

True Form fossil

15.

What do fossils teach us about?

a)

Everything we need to know about a plant or animal.

b)

They teach us about the past and the environment.

c)

Everything single living thing will become a fossil when it dies.

d)

That wooly mammoths are not extinct.

16.

The deeper the layer the fossil is found, the older the fossil will likely be.

a)

True

b)

False

17.

Extinct means

a)

A dead animal has become fossilized.

b)

There is no more of a species left.

c)

Permineralization has occured within the fossil.

d)

The fossil has become petrified.

18.

Which of the following can we NOT learn from fossils?

a)

how animals communicated with each other

b)

how the environment has changed

c)

how species have changed

d)

extinct species

19.
  A _____________________ is the remains or evidence of an   ancient organism.
a)
paleontologist 
b)
 fossil
c)
preserved
d)
extinct
20.
Which would be an example of a fossil?
a)
Sedimentary Rock
b)
Oyster Pearl
c)
Dinosaur Footprint
d)
  Rotting Log
21.
Which Rock type would be best to find fossils?
a)
Igneous Rock
b)
Sedimentary Rock
c)
Metamorphic Rock
22.
Extinction → Loss of an entire type of organism
a)
true
b)
false
23.
Remains, imprints or traces of once-living organisms
a)
water
b)
superposition
c)
fossils 
24.

The earth is ______________of years old

a)

Hundreds

b)

Millions

c)

Billions

d)

Trillions

25.

Mammals are a dominant group in which era?

a)

Cenozoic

b)

Mesozoic

c)

Paleozoic

d)

Cambrianozoic

26.

What era did the formation of the earth occur?

a)

Paleozoic

b)

Precambrian

c)

Cenozoic

d)

Cambrian

27.

How old do Paleontologists believe the Earth is?

a)

2019 years old

b)

3.6 billion years old

c)

4.6 billion years old

d)

4.6 million years old

28.

What are the four eras in order from OLDEST to NEWEST?

a)

Pre-Cambrian, Paleozoic, Mesozoic, Cenozoic

b)

Pre-Cambrian, Mesozoic, Paleozoic, Cenozoic

c)

Cenozoic, Mesozoic, Paleozoic, Pre-Cambrian

d)

Mesozoic, Pre-Cambrian, Cenozoic, Paleozoic

29.

What era did trilobites, fishes, and other marine organisms dominate?

a)

Precambrian

b)

Paleozoic

c)

Mesozoic

d)

Cenozoic

30.

Which era is the most recent, the one that we are currently in?

a)

Mesozoic

b)

Paleozoic

c)

Cenozoic

d)

Precambrian

31.

Scientists chose where units of geologic time began and ended based on the appearance or disappearance of life.

a)

true

b)

false

32.

The dinosaurs and reptiles were dominant in which Era?

a)

Precambrian

b)

Mesozoic

c)

Paleozoic

d)

Cenozoic

33.

90% of Earth’s history occurred during which era?

a)

Precambrian

b)

Paleozoic

c)

Mesozoic

d)

Cenozoic

34.

At the end of this era, multi-cellular organisms like sponges, jellyfish and worms filled the oceans.

a)

Precambrian Era

b)

Paleozoic Era

c)

Mesozoic Era

d)

Cenozoic Era

35.

Is fossil creation a natural process?

a)

Yes

b)

No

c)

Sometimes

d)

what is a fossil?

36.

Why may fossil of the same organism be found on different continents?

a)

Because the continents were once together

b)

Similar fossils should not be found on different continents

c)

Because fossils change over time

d)

Because of the Evolution of the Earth

37.

Which statement is correct

a)

Layer 2 is younger than layer 4

b)

Layer 1 is younger than layer 4

c)

Layer 2 is older than layer 1

d)

Layer 3 is younger than layer 1

38.

Which of the following statements is incorrect?

a)

Layer 4 is younger than 3

b)

Layer 1 is older than 3

c)

Layer 4 is older than 2

d)

Layer 2 is older than 4

39.
How does absolute age differ from relative age?
a)
only absolute dating indicates which rock is older than another
b)
only absolute dating finds the age in years
c)
only relative dating finds the age in years
40.

Look at the reference image. Which combination accurately portrays the correct age order?

a)

B is higher so it is OLDER than D

b)

C is older than E, even though it is FOLDING upwards

c)

G is older than all the other layers

d)

A is higher, so is OLDEST layer

41.

A cave explorer found a bunch of Megalodon sharks teeth in a cave in the middle of the Arizona Desert. What best explains why he would discover shark fossils here?

a)

Megalodons would hunt their prey on the surface as well the ocean

b)

Megalodons were known to fly

c)

Millions of years ago Arizona was under water. Over time the Earth changed, the ocean became a desert, and the shark's teeth were fossilized.

d)

Megalodons love Arizona, and go there to retire

42.
Which of the following statements about the fossil record is true?
a)
all organisms become fossils
b)
organisms having soft body parts make up most of the fossils
c)
all organisms that have shells become fossils
d)
the fossil record is incomplete
43.
Why is the fossil record incomplete?
a)
fossils get eroded away over time
b)
most organisms never became fossils
c)
scavengers and decomposers eat them too quickly
d)
all of the above
44.
Paleozoic, Mesozoic & Cenozoic are all
a)
Epochs
b)
Eras
c)
Periods
d)
Eons
45.
The disappearance of a species.
a)
Evolution
b)
Extinction
c)
Migration
d)
Mutation
46.

Which Era was mainly dominated by dinosaurs?

a)

Cenozoic

b)

Jurassic

c)

Mesozoic

d)

Paleozoic

47.

Which Era has the most complex organisms?

a)

Cenozoic

b)

Mesozoic

c)

Paleozoic

d)

Quaternary

48.

What is the oldest organism on the geologic time scale?

a)

primitive horses

b)

sea scorpions

c)

giant insects

d)

trilobites