WorksheetsHistory Of Life On Earth
Total questions: 60
Worksheet time: 1hrs 24mins
It is an era known as the age of dinosaurs.
(a)
It refers to the age of recent life or age of mammals
(a)
It is the remnant of any ancient animal or plant that has been peeserved in rock.
(a)
It refers to the eon wherein we can find the Mesozoic,Paleozoic and Cenozoic era.
(a)
It refers to the eon which came before the Phanerozoic eon.
(a)
The Carbon-14 method of radiometric dating is used mainly for dating things that lived within the last 50,000 years.
True
False
The process of identifying the age of fossils by using radioactive materials is called relative dating.
True
False
All fossils can be called as index fossils.
True
False
When did the first birds appear?
Cambrian
Permian
Triassic
Jurassic
During which periods did the first land plants, vertebrates, and insects appear?
Triassic
Silurian
Cambrian
Devonian
Mammals are a dominant group in which era?
Cenozoic
Mesozoic
Paleozoic
Precambrian
The dinosaurs and reptiles were dominant in which Era?
Precambrian
Mesozoic
Paleozoic
Cenozoic
During what period did this organism live?
cretaceous
permian
devonian
silurian
To which GROUP of organisms does this organism belong?
corals
gastropods
trilobites
dinosaurs
To which GROUP of organisms does this organism belong?
nautiloids
gastropods
trilobites
corals
During which geologic period did the earliest insects appear?
(a)
The Cambrian Explosion refers to
the sudden appearance of many different types of lifeforms in the fossil record
another name for the "Big Bang"
a volcanic eruption in Eastern Europe
Earth is _______ years old
3 billion
4.6 billion
4.6 million
567 million
Which is the longest time period in the geologic time scale
Period
Epoch
Era
Eon
What are the four eras in order from oldest to youngest?
Precambrian, Paleozoic, Mesozoic, Cenozoic
Precambrian, Mesozoic, Paleozoic, Cenozoic
Cenozoic, Mesozoic, Paleozoic, Precambrian
Mesozoic, Precambrian, Cenozoic, Paleozoic
What era are we currently in?
Mesozoic
Cenozoic
Paleozoic
Precambrian
What happened during the "Cambrian explosion"
An asteroid caused a mass extinction
Mammals began to dominate the Earth
This is when there was a major increase in the number and diversity of invertebrate species in a short period of time.
Which Layer is the oldest?
A
X
G
Z
Which layer is the youngest?
Z
D
W
A
A fossil is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved in amber, hair, petrified wood, oil, coal, and DNA remnants. Select True.
True
False
Life moves on land during the-
Archean
Silurian
Permian
Jurassic
Most coal deposits come from which period?
Carboniferous
Cambrian
Triassic
Silurian
Small shrew like mammals appeared during which period?
Cambrian
Triassic
Cretaceous
Permian
When do reptiles dominate?
Permian
Jurassic
Cambrian
Cretaceous
Which came first in Geologic Time?
Cenozoic Era
Mesozoic Era
Paleozoic Era
Precambrian Time
During which time segment of the Geologic Time Scale did fish first appear?
Cenozoic Era
Mesozoic Era
Paleozoic Era
Precambrian Time
During which time segment of the Geologic Time Scale did dinosaurs live?
Cenozoic Era
Mesozoic Era
Paleozoic Era
Precambrian Time
Mass extinctions occurred at the end of both the ______________ and the _______________ Eras.
Paleozoic and Cenozoic
Cenozoic and Mesozoic
Paleozoic and Mesozoic
None of the above
Which vertebrates have been around longer?
fish
amphibians
Pangaea formed near the end of the Paleozoic Era. What was Pangaea?
a species of lemur
a lake in Brazil
a giant landmass of continents
Any method of measuring the age of an event or object in years.
absolute dating
Analyze the seashell found in the white layer. Which statement is true of the rock layer that contains this fossil?
It could also contain a fossil from the bottom layer.
It is older than the layers below it.
It is younger than the layers above it.
It is older than the layers above it.
Which mass extinction took place towards the end of the Paleozoic era?
dragons
The Permian extinction.
rhinos
Which of the following does not belong to the Precambrian Eon?
Hadean
Phanerozoic
Proterozoic
Archaean
This eon is when the first unicellular organisms started to form
Hadean
Phanerozoic
Proterozoic
Archaean
Which of the following does not belong to the Phanerozoic Eon?
Paleozoic
Mesozoic
Proterozoic
Cenozoic
True or False: Dinosaurs did NOT exist on Earth at the same time as humans.
True
False
Cyanobacteria changed the early Earth's atmosphere by giving off...
carbon dioxide
ammonia
hydrogen
oxygen
Organisms were able to live safely on dry land after...
cyanobacteria made oxygen, and ozone began to form
the fifth mass extinction
continental drift stopped
archaebacteria made oxygen, and ozone began to form
The first animals to live successfully on land were...
amphibians
reptiles
arthropods
flying insects
Eukaryotes may have descended from...
eubacteria
archaebacteria
cyanobacteria
none of the above
All the living things on Earth today are grouped into...
three kingdoms
four kingdoms
five kingdoms
six kingdoms
Prokaryotes that lack peptidoglycan in their cells walls are called
eubacteria
Escherichia coli
pre-eukaryotes
archaebacteria
From earliest to latest, in which order did the following events take place?
1. Late heavy asteroid bombardment
2. formation of the Earth
3. giant impact hypothesis (to form the moon)
4. arrival of liquid water on Earth
5. life forms on Earth.
1. Formation of the Earth
2. Late heavy asteroid bombardment
3. giant impact hypothesis (to form the moon)
4. life forms on Earth
5. arrival of liquid water on Earth.
1. giant impact hypothesis (to form the moon)
2. formation of the Earth
3. late heavy asteroid bombardment
4. arrival of liquid water on Earth
5. life forms on Earth.
1. Formation of the Earth
2. giant impact hypothesis (to form the moon)
3. arrival of liquid water on Earth
4. late heavy asteroid bombardment
5. life forms on Earth.
