1. Work together in teams of 2. You have 30 seconds to answer each questions. The team with the highest score at the end will win a prize.

2. 1) What is the term for a group of organisms that can reproduce and have fertile offspring?

3. 2) As explained in the theory of evolution by natural selection, organisms with adaptations are more likely to survive and _____________.

4. 3) Darwin noticed that finches on the Galapagos Islands had different kinds of beaks. What term best describes these inherited differences?

5. 4) The Galapagos tortoises with short necks and legs lived in areas of low vegetation, while the tortoises with long necks and legs lived in areas with tall vegetation. Which of the 4 principles of natural selection does this best illustrate?

6. 5) The strongest evidence for change over a long period of time comes from ___________.

7. 6) Place the fossils in order of oldest to youngest.

8. 7) The picture is showing what type of structure?

9. 8) These are examples of ____________ structures.

10. 9) The wings of butterflies and birds are examples of ___________ structures because these animals do not share a common ancestor.

11. 10) New species form because of __________________.

12. 11) What type of isolation is shown below?

13. 12) What type of isolation led to the evolution of this species? MARINE IGUANA OF THE GALAPAGOS

14. 13) Variation within a population can be increased by the movement of genes into or out of a population. This is called _____ _____.

15. 14) What type of evidence for evolution is shown in this picture?

16. 15) Organisms like monarchs and milkweed plants often evolve together over time. This process is called ______________.

17. 16) According to Darwin, the main force causing evolution is _________________.

18. 17) According to this cladogram, what species do not have lungs?

19. 18) According to the cladogram, which species shares the most distantly related common ancestor with the other species?

20. 19) What type of cooperation is shown in this picture? Explain your choice.

21. 20) Throughout Earth’s history, there have been numerous MASS EXTINCTIONS. During this unit, you have learned that genetic _______________ ensures that at least some species will survive when there are changes in the environment (climate, geological events, atmospheric changes, etc).