{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Hadeon - Hadean eon Whirlpool galaxy M51 Hadean eon BIO1130...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Page 1 Hadean eon BIO1130 Organismal Biology Université d’Ottawa / University of Ottawa 10:22 AM BIO1130 Organismal Biology 1 Hadean eon. Whirlpool galaxy M51 Université d’Ottawa / University of Ottawa 10:22 AM BIO1130 Organismal Biology 2 Geological time scale and life forms (Table 1.1 pg xii) z Major Eons Phanerozoic (543 Ma to present time) Multicellular organisms Proterozoic (2,500 – 543 Ma) Oxygen atmosphere, single celled aerobic organisms Archaean (3,800 – 2,500 Ma) Anaerobic bacterial life, oxygen starts to accumulate Hadean (4,600 – 3,800 Ma) Formation of the solar system and planet, ends with origin of life Université d’Ottawa / University of Ottawa 10:22 AM BIO1130 Organismal Biology 3 Geological time scale and building height (1floor – 60Ma, 72 floors, 12 feet/floor) z Major Eons (Ma) Phanerozoic (543 Ma to present time, top 9 floors) Proterozoic (2,500 – 543 Ma, 33 rd -63 rd ) Archaean (3,800 – 2,500 Ma, 12 th –33 rd) Hadean (4,600 – 3,800 Ma, 0-12 th )
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Page 2 Hadean eon BIO1130 Organismal Biology Université d’Ottawa / University of Ottawa 10:22 AM BIO1130 Organismal Biology 4 Geological time scale and life forms (Table 1.1 pg xii) z Major Era Phanerozoic (550 Ma to present time) Cenozoic (65Ma to present time) Dinosaurs disappear, mammals and birds Mesozoic (251-65 Ma) Flowering plants, dinosaurs, even more insects Paleozoic (543-251 Ma) Marine invertebrates, algae, “Cambrian explosion”, first land plants and insects. Proterozoic (2,500 – 543 Ma) Archaean (3,800 – 2,500 Ma) Hadean (4,600 – 3,800 Ma) Université d’Ottawa / University of Ottawa 10:22 AM BIO1130 Organismal Biology 5 z Major Era Phanerozoic Cenozoic (65 Ma to present time, 72 nd floor) Mesozoic (251-65 Ma, 65 th to 71 st ) Paleozoic (543-251 Ma, 63 th to 65 th ) Proterozoic (2,500 – 543 Ma) Archaean (3,800 – 2,500 Ma) Hadean (4,500 – 3,800 Ma) Geological time scale and building height
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 12

Hadeon - Hadean eon Whirlpool galaxy M51 Hadean eon BIO1130...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon bookmark
Ask a homework question - tutors are online