Geological Time Periods

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Questions and Answers

Approximately when did the major glaciers in North America and Europe form?

  • 1.6 million years ago (correct)
  • 600 million years ago
  • 146 million years ago
  • 70 million years ago

During which period did the dinosaurs become extinct?

  • Jurassic
  • Cretaceous (correct)
  • Triassic
  • Devonian

When did the first land animals and first forests appear?

  • Permian
  • Silurian
  • Devonian (correct)
  • Mississippian

Approximately when did Pangea begin to break up?

<p>208 million years ago (D)</p> Signup and view all the answers

When did the dinosaurs become extinct?

<p>65 million years ago (C)</p> Signup and view all the answers

During which period did the first mammals and dinosaurs appear?

<p>Triassic (C)</p> Signup and view all the answers

At what point did the greatest extinction on Earth occur?

<p>245 million years ago (C)</p> Signup and view all the answers

When did the coal-forming forests first appear?

<p>290 million years ago (B)</p> Signup and view all the answers

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