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Test your basic knowledge |
Paleozoic History Timeline
Start Test
Study First
Subjects
:
trivia
,
history
Instructions:
Answer 48 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. First amniotes evolve.
330 Ma
305 Ma
440 Ma
542 Ma
2. First creature took a breath of air.First ray-finned fish and land scorpions.
395 Ma
420 Ma
500 Ma
330 Ma
3. The evolution of the first reptiles.
410 Ma
315 Ma
530 Ma
275 Ma
4. First diapsids evolve.
305 Ma
505 Ma
530 Ma
251.4 Ma
5. Plants and arthropods colonize the land. Sharks evolve.
315 Ma
530 Ma
275 Ma
450 Ma
6. First toothed fish and nautiloids.
280 Ma
505 Ma
410 Ma
360 Ma
7. First large sharks - ratfish and hagfish.
350 Ma
315 Ma
395 Ma
360 Ma
8. Beginning of the Carboniferous and the end of Devonian period. Amphibians diversify.
360 Ma
420 Ma
435 Ma
340 Ma
9. Beginning of the Devonian and end of the Silurian period.First insects.
440 Ma
320 Ma
340 Ma
400 Ma
10. Plants and arthropods colonize the land. Sharks evolve.
395 Ma
530 Ma
350 Ma
450 Ma
11. First creature took a breath of air.First ray-finned fish and land scorpions.
510 Ma
360 Ma
450 Ma
420 Ma
12. Fossilization of the Burgess Shale.
505 Ma
330 Ma
251.4 Ma
525 Ma
13. First crabs and ferns.
525 Ma
420 Ma
320 Ma
360 Ma
14. Possible early land animals.
410 Ma
305 Ma
360 Ma
530 Ma
15. End of Carboniferous and beginning of Permian Period. By this time - all continents have fused into the supercontinent of Pangaea. Beetles evolve. Seed plants and conifers diversify along with temnospondyls and pelycosaurs.
280 Ma
350 Ma
410 Ma
525 Ma
16. Beginning of the Ordovician and the end of the Cambrian period.
530 Ma
315 Ma
500 Ma
330 Ma
17. Beginning of the Silurian and the end of the Ordovician period.
420 Ma
435 Ma
305 Ma
350 Ma
18. First of many modern groups - including tetrapods.
340 Ma
280 Ma
395 Ma
525 Ma
19. First large sharks - ratfish and hagfish.
350 Ma
330 Ma
395 Ma
500 Ma
20. First graptolites.
525 Ma
395 Ma
410 Ma
435 Ma
21. Beginning of the Cambrian period - the Paleozoic Era and the Phanerozoic (current) Eon. End of the Ediacaran Period - the Proterozoic Eon and the Precambrian Supereon. Time since the Cambrian explosion the emergence of most forms of complex life - in
542 Ma
315 Ma
525 Ma
400 Ma
22. First toothed fish and nautiloids.
410 Ma
305 Ma
525 Ma
400 Ma
23. Beginning of the Carboniferous and the end of Devonian period. Amphibians diversify.
340 Ma
420 Ma
275 Ma
485 Ma
24. First jawless fishes.
420 Ma
350 Ma
320 Ma
485 Ma
25. First agnathan fish.
510 Ma
395 Ma
440 Ma
435 Ma
26. First amniotes evolve.
440 Ma
251.4 Ma
330 Ma
350 Ma
27. First cephalopods and chitons.
340 Ma
510 Ma
410 Ma
395 Ma
28. Beginning of the Devonian and end of the Silurian period.First insects.
280 Ma
315 Ma
400 Ma
280 Ma
29. First of many modern groups - including tetrapods.
420 Ma
395 Ma
315 Ma
435 Ma
30. Possible early land animals.
315 Ma
530 Ma
251.4 Ma
350 Ma
31. First diapsids evolve.
542 Ma
305 Ma
320 Ma
350 Ma
32. Fossilization of the Burgess Shale.
275 Ma
505 Ma
350 Ma
320 Ma
33. First graptolites.
435 Ma
505 Ma
525 Ma
275 Ma
34. Beginning of the Ordovician and the end of the Cambrian period.
435 Ma
315 Ma
500 Ma
400 Ma
35. Beginning of the Cambrian period - the Paleozoic Era and the Phanerozoic (current) Eon. End of the Ediacaran Period - the Proterozoic Eon and the Precambrian Supereon. Time since the Cambrian explosion the emergence of most forms of complex life - in
435 Ma
450 Ma
320 Ma
542 Ma
36. First synapsids evolve.
525 Ma
530 Ma
320 Ma
340 Ma
37. Beginning of the Silurian and the end of the Ordovician period.
305 Ma
340 Ma
320 Ma
435 Ma
38. First crabs and ferns.
525 Ma
275 Ma
420 Ma
360 Ma
39. First agnathan fish.
505 Ma
440 Ma
400 Ma
305 Ma
40. Permian mass extinction. End of Permian Period and of the Palaeozoic Era. Beginning of Triassic Period - the Mesozoic era and of the age of the dinosaurs.
400 Ma
510 Ma
251.4 Ma
435 Ma
41. First jawless fishes.
505 Ma
525 Ma
485 Ma
280 Ma
42. First synapsids evolve.
320 Ma
395 Ma
510 Ma
500 Ma
43. First cephalopods and chitons.
420 Ma
320 Ma
510 Ma
440 Ma
44. End of Carboniferous and beginning of Permian Period. By this time - all continents have fused into the supercontinent of Pangaea. Beetles evolve. Seed plants and conifers diversify along with temnospondyls and pelycosaurs.
505 Ma
350 Ma
280 Ma
500 Ma
45. The evolution of the first reptiles.
410 Ma
315 Ma
530 Ma
350 Ma
46. First therapsids evolve.
542 Ma
330 Ma
420 Ma
275 Ma
47. First therapsids evolve.
400 Ma
505 Ma
275 Ma
500 Ma
48. Permian mass extinction. End of Permian Period and of the Palaeozoic Era. Beginning of Triassic Period - the Mesozoic era and of the age of the dinosaurs.
251.4 Ma
315 Ma
510 Ma
330 Ma