Refer to figure 15.31 and the chapter content to answer the following questions.

1. Review the Survey the Landscape figure in the chapter introduction and add life’s history, DNA evidence, and fossil evidence to the Pull It Together concept map.

2. Arrange the 14 major events at the bottom of the concept map in chronological order; indicate when the major extinction events occurred. What was the implication of each extinction?

3. Create an additional concept map that depicts the evolution of humans.

Figure 15.31

Transcribed Image Text:

Geologic timescale is divided into Precambrian supereon Phanerozolc eon includes includes Hadean Archean Proterozoic Paleozolc Mesozoic Cenozolc eon eon eon era era era events events events include events events events include include include include include Origin of life Origin of photosynthesis Origin of eukaryotes Origin of land plants Age of reptiles Rise of mammals Origin of three domalns Origin of multicellularity Origin of vertebrates Origin of flowering plants Diversification of flowering plants Origin of land animals Ediacaran organisms in oceans Origin of humans