Download Evolution QUESTIONS

NAME_____________________________________DATE___________PERIOD________
UNIT 4 –EVOLUTION QUEST- QUESTIONS
DARWIN’S THEORY- Pages 138-145.
1. What was Charles Darwin’s job on the British ship (HMS Beagle), and what did his
observations lead him to develop?
2. What were three important observations that Darwin made on the Galapagos
Islands?
3. What is the definition of the following terms:
a. Species:
b. Fossil:
4. How were the iguanas on the Galapagos Islands different than the iguanas on the
mainland?
5. What is an adaptation? What are two examples of adaptations?
6. What were the finch’s beaks on the Galapagos Islands adapted for?
7. What is the definition of the following terms?
a. Evolution:
b. Scientific Theory:
c. Natural Selection:
d. Variation:
8. How did Selective Breeding help Darwin understand how evolution must occur?
9. What factors affect the process of natural selection?
10. How can a change in the environment affect an organism’s ability to survive?
ADAPTATIONS- Handout (Please see the LAST page of this packet).
11. What is an adaptation?
12. What do adaptations help organisms do?
13. Complete the chart below:
Adaptive Strategy
Definition
Example
Camouflage
Disruptive
Coloration
Mimicry
Warning Coloration
14. List at least two examples of adaptations for each of the following conditions:
a. Coping with climate:
b. Obtaining food and water:
c. Finding a mate/reproduction:
d. Escaping Predators:
e. Seed Dispersal (Plants):
EVIDENCE OF EVOLUTION- Pages 148-154; 157-158
15. What evidence supports that organisms have changed over time?
16. What similarities in early development suggest that vertebrate species are
related and share a common ancestor?
17. What is a homologous structure?
18. How are dolphin fins, bird wings, and dog legs
examples of homologous structures?
19. What is a vestigial organ? Give an example of a vestigial organ. (*Not in book)
20. How is DNA used to provide evidence of evolution?
21. What are the two ways that scientists can determine the age of a fossil?
22. What is relative dating?
23. What is radioactive dating?