Download Adaptations, Evolution and Extinctions Unit Test

Adaptations, Evolution and Extinctions Unit Test
A. Matching: Match the term with the best definition or description. ( pt each)
___1. extinct
a. variety or many different types of species
___2. endangered
b. living and nonliving things that interact in an area
___3. species
c. using too much of a resource so it might disappear
___4. habitat
d. a gradual change over time due to natural selection
___5. adaptation
e. no longer existing
___6. evolution
f. similar organisms that can mate and produce fertile offspring
___7. ecosystem
g. where an organism lives
___8. overexploitation
h. in immediate danger of becoming extinct
___9. diversity
i. a trait that helps an organism to survive and reproduce
___10. population
j. the number of a certain type of organisms in an area
B. Short answer: ( pts each)
11. Using a Venn Diagram, compare and contrast man-made causes of extinction to natural causes. Use specific
examples.
12. Explain 2 ways human behavior is affecting the extinction.
13. Name two creatures that are currently endangered.
C. True or False: Write out the words TRUE OR FALSE. Then, if the statement is False,
change the underlined phrase to make it True. ( pts each)
14. The number one reason for species loss is poaching.
15. An organism placed on the endangered species list is considered protected.
16. If a primary consumer goes extinct, other species that depend on it completely, may go extinct.
17. Humans can help protect extinct organisms with laws and preserves.
18. A species that influences the survival of many other species and the overall balance of an ecosystem is a
keystone species.
D. Multiple Choice: ( pts each)
19. Which of the following is an adaptation that would not be useful in hot, rain forest ecosystem?
a. protective coloration b. a thick coat c. sharp claws for climbing d. night vision for eating
20. What was the first animal placed on the Endangered Species List in the US?
a. bald eagle b. manatee c. polar bear d. American buffalo
21. On what island group did Darwin make a series of observations that led to his theory of evolution?
a. the Hawaiian Islands b. the Aleutian Islands c. the South Sea Islands d. the Galapagos Islands
22. What did Darwin notice about the finches on the islands he studied?
a. they were all the same
b. they had turned the color of the rocks and gained large claws
c. their beaks were designed to get a particular type of food
d. their wings had turned into flippers
E. Interpretation and Analysis: ( pts ea.)
Acres of undisturbed rainforest habitat
Acres of undisturbed
rainforest
80
Acres of undisturbed
rainforest habitat
1
Number of
different
species
10
20
5
25
10
10
50
25
100
50
200
70
60
50
40
30
0
10
25
50
100
200
300
Number of Different Species
75
300
23. Identify the independent variable from the graph?
24. What would be an OBSERVATION you could make about this data?
25. What will happen to the number of species as more acres of land are cleared?
26. What could be done to maintain the number of species in the rainforest, based on your interpretation of the
data?
27. What adaptation made this animal a good predator? Explain your thinking.
(Look at picture to left)
28. What adaptation would allow you to identify an animal as prey? Explain your thinking.
29. Examine the drawing of the walia ibex. This animal would likely be found in which of
the following ecosystems?
a. Mild, warm grasslands
b. Hot, dry deserts
c. Cold mountainous terrain
d. Wet tropical rain forests
30. What adaptation do zebras have to avoid predators?
a. reproduction
b. stripes
c. long canine teeth
d. swatting tail
F. Essay: (pts ea.) Out of the 2 essay topics choose only 1 to answer.
31.
Essay topic #1- Explain how a group of organisms that is separated form the rest of its species can evolve
different traits.
Essay topic #2- Explain how continental drift contributed to the evolution of new species.