Podcast
Questions and Answers
Which process can lead to allopatric speciation?
Which process can lead to allopatric speciation?
- Continental drift (correct)
- Unfavorable environmental change
- Mass extinctions
- Habitat destruction
Where can a high number of frog species be found as a result of continental drift?
Where can a high number of frog species be found as a result of continental drift?
- Madagascar (correct)
- North America
- South America
- India/Southeast Asia
What can cause extinction?
What can cause extinction?
- Habitat destruction
- Unfavorable environmental change
- Continental drift
- All of the above (correct)
What has caused the rate of extinction to increase dramatically at times?
What has caused the rate of extinction to increase dramatically at times?
What can result from a dramatic increase in the rate of extinction?
What can result from a dramatic increase in the rate of extinction?
What is the term for the total number of surviving genera?
What is the term for the total number of surviving genera?
What is the term for the rate of extinction?
What is the term for the rate of extinction?
What can cause mass extinctions?
What can cause mass extinctions?
What can increase the rate of extinction?
What can increase the rate of extinction?
What is the term for the diversity of life?
What is the term for the diversity of life?
Which event defines the boundary between the Paleozoic and Mesozoic eras?
Which event defines the boundary between the Paleozoic and Mesozoic eras?
What percentage of marine animal species went extinct during the Permian extinction?
What percentage of marine animal species went extinct during the Permian extinction?
When did the Cretaceous mass extinction occur?
When did the Cretaceous mass extinction occur?
What is the evidence of a large meteorite collision that occurred around 66 million years ago?
What is the evidence of a large meteorite collision that occurred around 66 million years ago?
What is the estimated current rate of extinction compared to the typical background rate?
What is the estimated current rate of extinction compared to the typical background rate?
What is the likely outcome if no dramatic action is taken to prevent it?
What is the likely outcome if no dramatic action is taken to prevent it?
What does the presence of iridium in sedimentary rocks suggest?
What does the presence of iridium in sedimentary rocks suggest?
What is the significance of the Chicxulub crater off the coast of Mexico?
What is the significance of the Chicxulub crater off the coast of Mexico?
What is the key factor that would have disturbed the global climate during the meteorite impact?
What is the key factor that would have disturbed the global climate during the meteorite impact?
Which era does the Permian extinction separate?
Which era does the Permian extinction separate?
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