Podcast
Questions and Answers
What is the cause of the Late Devonian Extinction?
What is the cause of the Late Devonian Extinction?
- Climate change
- Seafloor Anoxia (correct)
- Altered Ocean Convection
- Eutrophication
Which event is associated with the extinction of Gephuroceratidae and Beloceratidae?
Which event is associated with the extinction of Gephuroceratidae and Beloceratidae?
- Triassic-Jurassic Extinction
- Late Devonian Extinction (correct)
- Hirnantian Glaciation
- Ordovician-Silurian Extinction
What factor dramatically affected the evolution of fishes and other aquatic organisms during a certain time period?
What factor dramatically affected the evolution of fishes and other aquatic organisms during a certain time period?
- CO2 levels
- High atmospheric oxygen content (correct)
- Lethal mutations in aquatic organisms
- Abundance of toxic metals
Which extinction event is also known as the End-Ordovician Extinction?
Which extinction event is also known as the End-Ordovician Extinction?
What did Mercury spikes suggest as a driver of the Ordovician-Silurian mass extinction?
What did Mercury spikes suggest as a driver of the Ordovician-Silurian mass extinction?
What was a significant feature associated with the Frasnes Event around the Middle-Upper Devonian boundary?
What was a significant feature associated with the Frasnes Event around the Middle-Upper Devonian boundary?
What percentage loss was observed during the Permian-Triassic Extinction event?
What percentage loss was observed during the Permian-Triassic Extinction event?
During which extinction event did the most catastrophic extinction pulse occur in the Late Devonian Period?
During which extinction event did the most catastrophic extinction pulse occur in the Late Devonian Period?
What event indirectly caused ocean anoxia leading to the extinction of Gephuroceratidae and Beloceratidae?
What event indirectly caused ocean anoxia leading to the extinction of Gephuroceratidae and Beloceratidae?
What was the characteristic feature associated with Hirnantian Glaciation during the End-Ordovician Extinction?
What was the characteristic feature associated with Hirnantian Glaciation during the End-Ordovician Extinction?
Which factor contributed to making the climate colder during a certain period of time according to Van De Schootbrugge and Gollner, 2013?
Which factor contributed to making the climate colder during a certain period of time according to Van De Schootbrugge and Gollner, 2013?
What is the cause of major pulses dramatically affecting the evolution of fishes and other aquatic organisms between 374 - 359 MYA?
What is the cause of major pulses dramatically affecting the evolution of fishes and other aquatic organisms between 374 - 359 MYA?
Which ancient creatures went extinct during the Frasnes Event around the Middle-Upper Devonian boundary?
Which ancient creatures went extinct during the Frasnes Event around the Middle-Upper Devonian boundary?
What is suggested as a volcanic driver of the Ordovician-Silurian mass extinction according to Gong et al. (2017)?
What is suggested as a volcanic driver of the Ordovician-Silurian mass extinction according to Gong et al. (2017)?
'Lethal mutations in aquatic organisms' were associated with which event?
'Lethal mutations in aquatic organisms' were associated with which event?
