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WorksheetsMesozoic Era and Cenozoic Era
Total questions: 19
Worksheet time: 28mins
Small head, long neck, and flippers are features of which marine creature of the Mesozoic Era?
Pterosaur
Corythosaurus
Dunkleosteus
Plesiosaur
What is the dominant type of land animal during the Mesozoic era commonly known as?
mammals
dinosaurs
invertebrates
Corythosaurus
Which statement describes the information in the chart on the Mesozoic sea levels?
Sea levels were close to present level during the beginning of the Mesozoic era
Sea levels were at the highest at the beginning of the Mesozoic era
Sea levels were above modern levels at all times during the Mesozoic era
Sea levels during the Mesozoic did not change by more than 2 meters
What were the results of the increased temperature during the Mesozoic era?
dying forests and very cold ocean water
increase in marine life forms
rising water levels and melting of the polar ice caps
The Atlantic Ocean began to form
What is a key difference between dinosaurs and modern reptiles?
Reptiles share a different unrelated ancestry
Sideways leg placement allowed dinosaurs to walk upright
Dinosaurs had a hip structure allowing legs to support greater weight so dinosaurs could walk upright
Modern reptiles have a different habitat than ancient dinosaurs
What is the name of the current epoch?
Cenozoic
Holocene
Holozoic
Quaternary
What are the requirements for a time period to be classified as an ice age?
Snow can be found around the entire globe
Glaciers cover a large portion of Earth's surface
The ice is so thick it carries huge rocks in it
Several glacial groves are formed
Saber-toothed cats and wooly mammoths are part of which group?
giant mammals
tar fossils
Miocene mammals
mega-mammals
Where are humans thought to have evolved first?
Africa
Eurasia
Europe
North America
The supercontinent of Pangaea existed during part of the the Mesozoic era.
True
False
Which of the following types of organisms benefited the most from the extinction of the dinosaurs?
birds and mammals
fishes and invertebrates
flowering plants and ferns
trilobites and cephalopods
What is the geological era in which the dinosaurs reigned?
The Paleozoic
The Mesozoic
The Proterozoic
The Cenozoic
In which era do we currently live?
Jurassic
Mesozoic
Paleozoic
Cenozoic
The Cenozoic Era is known as the Age of: (Choose all that apply!)
mammals
flowering plants
humans
industrialism
During the late Cenozoic Era, what was the general of Earth's climate?
The Earth had begun a drying and cooling trend.
The Earth had begun a wetter and warmer trend.
Atmospheric carbon dioxide levels were increasing faster than at any other time in history.
Rainfall was dominating daily weather patterns across the globe.
