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Quiz

Quiz 8 Mar 17.doc


Department
Environmental Science
Course Code
EESA06H3
Professor
Nick Eyles
Study Guide
Quiz

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Ichnology is the study of traces, burrow and trails left by animals.
True
False
Prokaryotic bacteria are the world’s oldest life forms
True
False
What brought an end to the dinosaurs?
an ice house
a meteorite impact at Chixculub
the slowing of plate tectonics, resulting in less CO2 in the atmosphere
the glaciations of the Pleistocene
all of the answers are correct
The law of faunal succession means that younger life forms are always found at stratigraphically higher
levels in rocks
True
False
Please put these important steps for Life on Earth into proper chronological order.
Ediacaran Fauna
Free oxygen in the atmosphere
The formation of an ozone layer
The rise of Eukaryotic bacteria
The rise of Prokaryotic bacteria
Paleozoic diversification
The Precambrian has no fossils.
True
False
The Pleistocene is characterized by major climate swings.
True
False
Most of the world’s iron deposits formed about 2.8 Ga
True
False
Sir James Dawson discovered Eozoon Canadense in 1858.
True
False
The dominant animals of the Mesozoic were dinosaurs.
True

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False
Life most likely originated around hot spots on the ocean floor.
true
false
Ammolite is:
a type of dinosaur
arthropod
trilobite
foraminifera
none of the above
Please match the following terms with their best definition from the list.
Metazoans
Prokaryotes
Eukaryotes
Protists
Achritarchs
Hyperthermophiles
Chemosynthesis
Photosynthesis
Hypersaline
Chordates
A. Live in very hot waters
B. A mechanism of using chemicals for energy
generation
C. None of the answers is correct.
D. Early predecessors to fish
E. The fossil remains of protists
F. Singular or multicellular bacteria that have a
nucleus
G. Very salty water
H. Single celled eukaryotic bacteria with thick,
protective walls
I. A mechanism of generating energy from
sunlight
J. Single celled bacteria lacking a nucleus
K. The first multicellular eukaryotic organisms
L. Lives in warm (60*C), salt rich waters near
spreading centres
Oxygenation of the planet’s atmosphere is the result of bacterial activity
True
False
The action of animals with hard parts that burrow through sediments is called ‘bioturbation’
True
False
The Burgess Shale in Canada is a globally unique record of the Cambrian Explosion.
True
False
Please order these steps in chronological order:
Die in or near water

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Erosion
Percolation by mineral rich water
Pressure leads to lithification
Sedimentation
Soft parts consumed by bacteria
Uplift
The correct version of this word (stromatolites/strombolites/stromolites/strombolians) means "stony
carpet".
True
False
A geologic range is _____.
The first and last appearance of a species.
A fossil
How widespread a species was, geographically.
All of the above.
None of the above.
Please choose as many of the following as apply. An index fossil is ideally _____.
in existence for only a short period of geological time
an Ediacaran
in existence over many geological time periods
geographically widespread
a trilobite
geographically restricted to a local area
A trace fossil is one that can be correlated and traced over large distances.
True
False
St. Cuthbert’s rings are parts of the stems of sea lilies.
True
False
What is the name given to colonies of bacteria that form mineralized structures:
none of the other answers is correct
stromatolites
strombolians
stromolites
strombolites
Which of the following statements about banded iron formations is/are true?
BIFs involve magnetite.
BIFs involve hematite.
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