Triassic Period Classwork

When did the Triassic Period occur?

• Between 300 million and 250 million years ago

• Between 250 million and 200 million years ago

• Between 200 million and 150 million years ago

• Between 350 million and 300 million years ago

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NGSS.MS-ESS1-4

What percentage of all life forms were killed during the mass extinction at the beginning of the Triassic Period?

• About 50-60%

• About 60-70%

• About 70-80%

• About 90-95%

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What was the name of the supercontinent that existed at the start of the Triassic Period?

• Gondwana

• Laurasia

• Pangea

• Eurasia

What two continents did Pangea split into during the Triassic Period?

• Eurasia and Gondwana

• Laurasia and Gondwana

• Africa and Eurasia

• North America and South America

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NGSS.MS-ESS2-3

Which species dominated the ocean life after the great extinction at the beginning of the Triassic Period?

• Dinosaurs and reptiles

• Sharks and dolphins

• Sea urchins and mollusks like snails and clams

• Fish and amphibians

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NGSS.MS-LS4-1

What significant geological event happened during the Triassic Period?

• The formation of the Himalayas

• The continents remained as one large supercontinent

• Pangea split into two continents

• The continents moved closer together

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What type of climate did mosses and ferns flourish in during the Triassic Period?

• Tropical climate

• Desert-like climate

• Mountainous climate

• Oceanic climate

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Which group of reptiles from the Triassic Period included the first mammal-like creatures?

• Archosaurs

• Ichthyosaurs

• Synapsids

• Plesiosaurs

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NGSS.MS-LS4-2

What characteristic did archosaurs have?

• They were herbivores

• They were mostly carnivorous and bipedal

• They lived exclusively in water

• They were the first reptiles to fly

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NGSS.MS-LS4-2

What is notable about the bones of Coelophysis?

• They were extremely dense

• They were hollow, making the dinosaur lighter

• They were the largest bones of any dinosaur

• They were covered in feathers

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NGSS.MS-LS4-2