History of the Earth Part 3:Phanerozoic Eon-Mesozoic Era

What percentage of species went extinct due to the Siberian Traps eruption?

• Over 90%

• Less than 30%

• About 50%

• Around 75%

What was the main consequence of the Siberian Traps eruption?

• Formation of new mountains

• Decrease in global temperatures

• Creation of new ocean basins

• Massive release of CO2 leading to global warming

What era is known as the age of dinosaurs?

• Mesozoic Era

• Paleozoic Era

• Neozoic Era

• Cenozoic Era

How did the dinosaurs maintain activity in cold weather?

• Migration

• Hibernation

• Thick skin insulation

• Being warm-blooded

Which event caused the breakup of Pangea?

• Divergent tectonic movements

• Earthquakes

• An asteroid impact

• Volcanic eruptions

What major mountain range began forming due to convergent plate boundaries?

• The Rocky Mountains

• The Alps

• The Himalayas

• The Andes

What was the immediate effect of the asteroid impact at the end of the Mesozoic Era?

• Massive tsunamis and thermal pulses

• Increased volcanic activity

• Formation of new species

• Global cooling

What long-term climate change did the asteroid impact cause?

• Rapid global warming

• Rapid global cooling

• Stable global temperatures

• Minor temperature changes

What was the main long-term consequence of the asteroid impact?

• Global warming due to CO2 release

• Increase in land biodiversity

• Formation of new continents

• Decrease in ocean levels

Which era followed the Mesozoic Era?

• Archean Era

• Proterozoic Era

• Cenozoic Era

• Paleozoic Era