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BIOL 221 > Important Times > Flashcards

Important Times Flashcards

1
Q

Age of the universe

A

13-14 BYA

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2
Q

13-14 BYA

A

Age of the Universe

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3
Q

Age of the Earth

A

4.6 BYA

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4
Q

4.6 BYA

A

Age of the Earth

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5
Q

Age of the Moon

A

4.5 BYA

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6
Q

4.5 BYA

A

Age of the Moon

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7
Q

First Organisms

A

3.8 BYA

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8
Q

3.8 BYA

A

First Organisms

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9
Q

Earliest Land Fossils

A

2.5 BYA

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10
Q

2.5 BYA

A

Earliest Land Fossils

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11
Q

Great Oxygenation Event

A

2.4 BYA

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12
Q

2.4 BYA

A

Great Oxygenation Event

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13
Q

First Multicellular Organisms

A

2.1 BYA

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14
Q

2.1 BYA

A

First Multicellular Organisms

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15
Q

First Eukaryotes

A

1.8 BYA

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16
Q

1.8 BYA

A

First Eukaryotes

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17
Q

First Algae

A

1.6 BYA

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18
Q

1.6 BYA

A

First Algae

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19
Q

First sponges (animals)

A

650 MYA

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20
Q

650 MYA

A

First sponges (animals)

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21
Q

Oldest Chordates

A

520 MYA

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22
Q

520 MYA

A

Oldest Chordates

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23
Q

480 MYA

A

Oldest Fossil Tracks

24
Q

Oldest Fossil Tracks

25
Q

Oldest Land Plants

26
Q

475 MYA

A

Oldest Land Plants

27
Q

Oldest Land Animals

28
Q

428 MYA

A

Oldest Land Animals

29
Q

Oldest Fungi

30
Q

400 MYA

A

Oldest Fungi

31
Q

Oldest Land Vertebrates

32
Q

360 MYA

A

Oldest Land Vertebrates

33
Q

Dinosaurs

34
Q

230 MYA

35
Q

Earliest Mammals

36
Q

180 MYA

A

Earliest Mammals

37
Q

Birds

38
Q

150 MYA

39
Q

Primates

40
Q

55 MYA

41
Q

Apes

42
Q

20 MYA

43
Q

Hominids

44
Q

7 MYA

45
Q

Tools

46
Q

3.3 MYA

47
Q

First hominids out of Africa

48
Q

1.8 MYA

A

First hominids out of Africa

49
Q

Neanderthals

A

300,000 yrs

50
Q

300,000 yrs

A

Neanderthals

51
Q

Homo sapiens

A

195,000 yrs

52
Q

195,000 yrs

A

Homo sapiens

53
Q

Oldest art

A

40,000 yrs

54
Q

40,000 yrs

A

Oldest art

55
Q

Oldest rocks on Earth

A

Acasta gneiss

56
Q

Oldest rocks from space

A

Zircon 4.4-4.5 BYA

BIOL 221 (1 decks)

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