Module 13 - Geologic Time Question Preview (ID: 54125)
Geologic Time.
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With large dinosaurs now extinct, smaller mammals that had survived were able to grow and become dominant during which era?
a) Cenozoic Era
b) Mesozoic Era
c) Paleozoic Era
d) Precambrian
Which era of Earth's history included the break-up of the supercontinent of Pangaea into several large continents.
a) Mesozoic Era
b) Cenozoic Era
c) Paleozoic Era
d) Precambrian
Common organisms in the Paleozoic Era included ______?
a) all of the answer choices
b) trilobites and fish
c) fish and insects
d) amphibians and early reptiles
For billions of years, there was apparently no life on the planet. It wasn't until the end of Precambrian time that __________ appear to have came into existence.
a) single-celled organisms
b) jellyfish
c) humans
d) all of the answer choices
The emergence and disappearance of __________from the fossil record typically are used to mark the beginnings and endings of most eras, periods, and epochs.
a) species
b) dinosaurs
c) catastrophic events
d) all of the answer choices
Which of the following statements is FALSE?
a) A geologic period is divided further into epochs.
b) Eons are the largest unit of geologic time.
c) Epochs are the smallest unit of geologic time.
d) A geologic epoch is divided further into eras.
According to this geologic time scale, during what period did the first dinosaurs arrive?
a) Triassic
b) Jurassic
c) Cretaceous
d) Mesozioc
According to this geologic time scale, the rise of mammals occurred during which era?
a) Cenozoic
b) Mesozoic
c) Paleozoic
d) Precambrian
According to this geologic time scale what is the current era, period and epoch?
a) Cenozoic era, Quaternary period, Holocene epoch
b) Cenozoic era, Tertiary period, Pliocene epoch
c) Cenozoic era, Quaternary period, Pleistocene epoch
d) Phanerozoic era, Cenozoic period, Quaternary epoch
At the end of which two eras in Earth’s history did many species of organisms become extinct due to major climate changes on Earth due to impact events or extensive volcanic eruptions?
a) Paleozoic and Mesozoic
b) Precambrian and Cenozoic
c) Precambrian and Mesozoic
d) Paleozoic and Cenozoic
Which of the following would be the best suggestion to help this student further develop this model?
a) Further divide each era into several periods using evidence from fossils and rock layers.
b) Further divide each era into several eons using evidence from fossils and rock layers.
c) Further divide each epoch into several eras using evidence from fossils and rock layers.
d) Further divide each period into several eras using evidence from fossils and rock layers.
Which era of Earth's history is characterized by many marine species?
a) Cenozoic Era
b) Mesozoic Era
c) Paleozoic Era
d) Precambrian
Which of the following statements is best supported by this geologic time scale?
a) fish with jaws and the first air breathing animals came after near-human species during the Cenozoic Era.
b) monkeys, apes, and other mammal families came before near-human species during the Tertiary Period.
c) amphibians dominant, forests flourish came after the first dinosaurs and first egg-laying mammals during the Mesozoic Era.
d) recent ice ages and various human species came before prosimians flourished during the Pleistocene Epoch
Which of the following best explains why each era has fossils of different organisms?
a) mass extinctions of organisms happened at the end of each era allowing new kinds of organisms to change over time.
b) species evolved to the new environment quickly by the end of each era creating new species
c) species changed over time before the end of each period creating new organisms
d) mass extinctions of species occurred in the middle of each period allowing new kinds of organisms to change over time.
According to this geologic time scale what is the current era, period and epoch?
a) Cenozoic era, Quaternary period, Holocene epoch
b) Cenozoic era, Tertiary period, Pliocene epoch
c) Cenozoic era, Quaternary period, Pleistocene epoch
d) Phanerozoic era, Cenozoic period, Quaternary epoch
Which of the following suggestions would make this student’s model more accurate?
a) Research and add several epochs from key events to their model from Earth’s geologic record
b) Research and add several eras from key events to their model from Earth’s geologic record
c) Research and add several eons from key events to their model from Earth’s geologic record
d) Research and add several periods from key events to their model from Earth’s geologic record
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