Quiz 8 Mar 17.doc

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Environmental Science
Nick Eyles

Ichnology is the study of traces burrow and trails left by animals TrueFalseProkaryotic bacteria are the worlds oldest life forms TrueFalseWhat 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 TrueFalsePlease put these important steps for Life on Earth into proper chronological order Ediacaran Fauna Free oxygen in the atmosphereThe formation of an ozone layer The rise of Eukaryotic bacteria The rise of Prokaryotic bacteria Paleozoic diversification The Precambrian has no fossils TrueFalseThe Pleistocene is characterized by major climate swings TrueFalseMost of the worlds iron deposits formed about 28 Ga TrueFalseSir James Dawson discovered Eozoon Canadense in 1858 TrueFalseThe dominant animals of the Mesozoic were dinosaurs TrueFalseLife most likely originated around hot spots on the ocean floor true false Ammolite isa type of dinosaur arthropod trilobite foraminifera none of the above Please match the following terms with their best definition from the list Metazoans ALive in very hot waters Prokaryotes BA mechanism of using chemicals for energy generation Eukaryotes CNone of the answers is correctProtists DEarly predecessors to fish AchritarchsEThe fossil remains of protists FSingular or multicellular bacteria that have a Hyperthermophiles nucleus Chemosynthesis GVery salty water Photosynthesis HSingle celled eukaryotic bacteria with thick Hypersaline protective walls Chordates IA mechanism of generating energy from sunlight JSingle celled bacteria lacking a nucleus KThe first multicellular eukaryotic organisms LLives in warm 60C salt rich waters near spreading centres Oxygenation of the planets atmosphere is the result of bacterial activity TrueFalseThe action of animals with hard parts that burrow through sediments is called bioturbation TrueFalseThe Burgess Shale in Canada is a globally unique record of the Cambrian Explosion TrueFalsePlease order these steps in chronological order Die in or near water
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