1 A) because there were only active margins B) because there were still a significant number of meteor impacts C) because of the intense volcanic activity D) because there was a significant increase in the diversity of life 2 A) transgression B) regression C) orogenic event D) passive margin 3 A) warm, muddy, shallow water B) warm, clear, shallow water C) cold, clear, deep water D) cold, muddy, deep water 4 A) Late Ordovician B) Late Devonian C) late Silurian D) Early Cambrian 5 A) oil and gold B) gypsum and halite C) pyrite and gypsum D) halite and fossils 6 A) Caledonian B) Laramide C) Acadian D) Taconic 7 A) a large pile of fish bones primarily deposited during the Devonian B) a mass extinction event C) an assemblage of the Paleozoic fauna D) a structure made of the calcium carbonate skeletons from once-living organisms 8 A) active B) passive C) transform D) orogenic 9 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078746361/561694/181_envirocns_ls_232c.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (26.0K)</a>]]> A) Bolivia marginata multicostata B) Valvulineri californica C) Hanzawaia boueana D) Bolivina granti 10 A) conglomerates B) cyclothems C) evaporites D) coal 11 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0078746361/561694/147_spole_ss_230c.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (16.0K)</a>]]> A) Pangaea B) Gondwana C) Laurentia D) Rodinia 12 A) sea-level rise B) global warming C) tectonics D) global cooling 13 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0078746361/561694/147_spole_ss_230d.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (16.0K)</a>]]> A) the east coast of Africa B) Australia C) the west coast of Africa D) the west coast of South America 14 A) trilobites B) insects C) reptiles D) fish 15 A) conglomerate B) coal C) shale D) copper 16 A) Most reptiles lived in the oceans during the Mesozoic. B) the large range of sizes of dinosaurs C) the upright posture of some dinosaurs D) Dinosaurs were herbivores and carnivores. 17 A) flowering plants B) conifers C) cycads D) grasses 18 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078746361/561694/143_organism_ca_240c.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (56.0K)</a>]]> A) Aeger B) Crateraster C) Cypridea D) Pleurotomaria 19 A) extensional forces that caused the Basin and Range Province B) two contintental plates that collided C) a continental plate that moved over the East Pacific Rise D) an oceanic plate that was subducted under a continental plate 20 A) cycads B) conifers C) grasses D) angiosperms 21 A) horses B) primates C) hominids D) giant ground sloths
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