History of Life

Question 1

Timeline

Answer 1

Formation of the universe
Formation of a solar system
Earliest fossils
First photosynthetic fossils
First eukaryotes
First multicellular
First chordates
first land plants
First dinosaurs
First mammals
First flowering plants
Last dinosaurs
First hominids
First modern homosapiens

Question 2

Why were photosynthetic fossils important?

Answer 2

Increase in O2

Question 3

First Hominids

Answer 3

Homo erectus, eragaster, neanderthalensis, australopithecus