Geology Historical-Levin Flashcards

Terms Definitions
Encrusting Paleozoic bryozoan.A. Fistulipora.B. Hallopora.C. Constellaria.D. Archimedes.
Siliceous microfossils that evolved during the early Paleozoic.A. Anomalocaris.B. Pikaia.C. foraminiferaD. radiolarians.E. fusulinids.
Also known as “sunflower corals”.A. stromatolites.B. recaeptaculidsC. tracheophytesD. bryophytes.E. rhizomes.
The class within the Phylum Echinodermata that includes the sea lilies.A. Asteroidea.B. Blastoidea.C. Crinoidea.D. CystoideaE. Edrioasteroidea.
Scorpion-like arthropods, up to 3-m long, that were common in the Silurian Period.A. trilobites.B. eurypterids.C. nautiloids.D. goniatites.E. ostracodes.
Extinction related to the assemblage (construction) of Pangea.A. trilobites.B. conodonts.C. therapsids.D. fusulinids.E. graptolites.
Fierce predator of the Burgess Shale.A. Anomalocaris.B. Pikaia.C. Hallucingenia.D. Cloudina.
Colonian organism that became extinct at the end of the Cambrian Period.A. Pikaia.B. archaeocyathids.C. radiolarians.D. foraminifers.E. bryozoans.
These larger single-celled organisms have the potential for sexual reproduction and increasing variation. They appeared by about 2.7 to 2.2 billion years ago, and began to diversify about 1.2 to 1.0 by ago, perhaps as a result of oxygen levels reaching a
A. eukaryotes
By the Ordovician Period, Gondwanaland moved toward the South Pole. This led to what event that occurred in Africa?A. orogenyB. glaciationC. sea level riseD. opening of Iapetus OceanE. rifting
B. glaciation
Economically important Silurian age deposits of this material accumulated in the southern Appalachians, particularly around Birmingham, Alabama.A. coalB. iron oreC. copperD. saltE. oil
B. iron ore
An important lungfish fossil of the Devonian.A. Cheirolepus.B. Cacops.C. EusthenopteronD. Dimetrodon.E. Cygnathus.
Tubular fossils of Tommotian age in Siberia (forms three tubes).A. Lapworthella.B. Cloudina.C. Ginkgo.D. anabaritids.E. onycophorans.
Cambrian sponge that serves as a useful guide fossi.A. ProtospongiaB. Asterospongium.C. Hydonoceras.D. Astylospongia.
Corals with septa in four locations within the theca.A. scleractinian.B. rugoseC. honey combD. chain.
During the Neoproterozoic, an event occurred. Hypotheses to explain the event include highly reflective land surfaces in equatorial regions, and a decline in atmospheric carbon dioxide. What was the event that these hypotheses attempt to explain?A. glacia
A. glaciation
Laminated or varved mudstones and tillites with scratched cobbles are evidence for this:A. buildup of oxygenB. desert conditionsC. orogenyD. glaciationE. warm, humid climate
D. glaciation
This plant has leaf scars that occur in parallel rows.A. Lycopodium.B. SigulariaC. Lepidodendron.D. Calamites.
Time of mass extinction as two major polar ice caps (north and south poles) developed.A. Late Cambrian.B. Late Ordovician.C. Late Devonian.D. Late Permian.
In the Late Permian, what group of spore-bearing plants were replaced by what group of taxa on the continents.A. fusulinids.B. placoderms.C. conifers.D. stromatoporoids.E. angiosperms.
Location of the site of the Burgess Shale.A. Chengjia, China.B. Great Britain.C. British Columbia.D. Nova Scotia.
The Wopmay orogen contains evidence for rifting, followed by the opening of an ocean basin, deposition of sediment along the edges of the ocean basin, and closure of the ocean basin through plate tectonics. This sequence of events is called a:A. rock cycl
C. Wilson cycle
The Ediacara Fauna consists of:A. prokaryotesB. eukaryotesC. soft-bodied metazoansD. small shells and other hard partsE. trilobites
C. soft-bodied metazoans
The Gunflint Chert contains fossils of this type:A. ArchaeaB. MetazoaC. plantsD. prokaryotesE. eukaryotes
D. prokaryotes
The Paleozoic sedimentary record across the North American craton has been divided into unconformity-bounded cratonic sequences with names such as Sauk, Tippecanoe, Kaskaskia, and Absaroka. Each sequence documents what sort of events?A. orogeny followed b
E. transgression followed by regression
Not all Precambrian fossils are body fossils. Evidence of the activity of metazoans is found in sedimentary rocks in the form of trails and burrows which are also known as:A. radioactive isotopesB. soft-bodied fossilsC. hard part fossilsD. trace fossilsE.
D. trace fossils
Among some of the oldest large metazoan body fossils (multicellular animals) are which of the following?A. carbon spots in Archean rocksB. Ediacara faunaC. Gunflint FormationD. stromatolitesE. acritarchs
B. Ediacara fauna
When the Tippecanoe Sea flooded North America, it deposited this unusually pure unit of well sorted, well rounded grains, which is used in glass manufacturing:A. Queenston clastic wedgeB. Tapeats SandstoneC. Lockport DolomiteD. St. Peter SandstoneE. Sauk
D. St. Peter Sandstone
Near the end of the Tippecanoe sequence, landlocked reef-fringed basins developed in the Great Lakes area. During the Silurian, this was deposited within the Michigan Basin basin:A. coalB. rock salt and gypsumC. deep water black shales with graptolitesD.
B. rock salt and gypsum
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