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17 Cards in this Set
- Front
- Back
- 3rd side (hint)
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1.the longest subdivision in geologic time |
Eon |
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2.This division of geologic time had tropical climates and warm shallow area
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Paleozoic |
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3.A type of organism that no longer exists |
EXTINCT |
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4. Eras are divided into |
Periods |
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5. The cenozoic Era is often the age of |
Mammals |
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6. The division of geologic time is characterized by major ice ages |
Cenozoic |
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7. Dinosaurs were dominent in which era |
Mesozoic. |
Stop cheating with hints plz thanks. |
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8. Humans first appeared during what era |
Cenozoic |
Same as #6 |
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9. The paleozoic, mesozoic, and cenozoic are divisions called |
Eras |
Shorter than eons but longer than periods. |
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10. a record of the life forms and geologic events in history |
Geologic time (scale) |
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11. Volcanoes made life difficult during this part of geologic time |
Pre cambrian |
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12.which era has been divided into epochs |
Cenozoic |
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13.the process by which certain organisms survive and reproduce |
Natural selection |
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14.flowering plants were most common during what era |
Cenozoic |
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15.geologic time is divided into units based upon types of |
Organisms |
Plz stop looking at hints |
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16.which era consisted of ferns,mosses, and cone bearing plants? |
Paleozoic |
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17.species changing over time to survive and reproduce in their environment are undergoing what process? |
Natural selection |
I think the hint should not be here. |
