Chapter 8 - Chnages in species over time

Question 1

What is the timeline showing the groups that have evolved

Question 2

Identify the conditions that favour fossilisation

Question 3

Explain how fossils can form

Question 4

Define the law of fossil succession

Question 5

Describe the features needed for a species to be used as index fossils

Question 6

How are index fossils used in relative dating?

Question 7

Describe the importance of transitional fossils such as archaeopteryx in identifying the timeline of evolution

Question 8

Describe how the law of fossil succession allows relative dating to occur

Question 9

Describe how comparing the ratio of carbon-14 to carbon-12 can indicate the time an organism died

Question 10

Define half life

Question 11

Define mass extinction and explain how these act as an opportunity to rapid evolution of other species

Question 12

Define species

Question 13

Describe the process of allopatric speciation (include gene flow)

Question 14

Give examples of isolating mechanisms

Question 15

Describe how the Galapagos finches diverged into 13 separate species

Question 16

Describe the process of sympatric speciation

Question 17

Explain why sympatric speciation is rare

Question 18

Summarise the events that led to different species of Howea palms in the same area