Permian/Triassic

What period followed the Permian Extinction?

• Carboniferous

• Cretaceous

• Triassic

• Devonian

What percentage of marine life died?

• 92%

• 90%

• 96%

• 88%

How many years ago did the mass extinction occur?

• 330 million years ago

• 252 million years ago

• 237 million years ago

• 304 million years ago

What was the cause of the extinction?

• A massive meteoroid

• Too much oxygen in oceans

• Too little oxygen in oceans

• A series of volcanic eruptions

What picture depicts the Triassic Period (after the extinction)?

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The Permian period is mainly known for being...

• The age of the dinosaurs

• The largest mass extinction of all times

• The spread of Streptococcus

• The evolution of terrestrial life

What was the climate like after the mass extinction during the Permian period?

• Wet and humid due to rising sea levels

• Cold and brisk due to major glacier formation

• Dry and arid due to extreme water evaporation

• Heated due to the multiple volcanic eruptions

What percentage of land animals went extinct in the Permian period?

• 67%

• 84%

• 70%

• 74%

What were the two main groups of land animals?

• Synapsids and Sauropsids

• Ammonites and Arthropods

• Reptiles and Amphibians

• Dimetrodon and Lystrosaurus

What two animal species survived the extinction?

• Therapsids and Archosaurs

• Synapsids and Sauropsids

• Cicadas and Pelycosaurs

• Cynodonts and Sauropods