Reading Key
TPO1
1.D 2.A 3.B 4.C 5C 6B 7B 8A 9C 10D 11B 12C
134th square
14The Geographical location of…
There is no agreement among…
The temperature at…
Ground Water
15. C 16. C 17. B 18. D 19. D 20. A 21. A 22. A 23. C 24. B 25. D 26. A
27. 4th the square
28. Sediments that hold… Water is stored…、 The size of a…
TPO 2
1. B 2. B 3. A 4. A 5. D 6. C 7. D 8. D 9. C 10. A 11. C 12. 2nd square
13. Growing human populations…
Excessive numbers of…
Extensive irrigation with…
THE ORIGINS OF CETACEANS
1.B2.A 3.C4.C 5.A 6.B 7.D 8.D 9.B 10.C 11.D 12.B
Recent discoveries of…
The discoveries of… Fossils thought to be…
EARLY CINEMA
14. C15. B 16. C 17. B 18. C 19. D 20. A 21. D 22. B 23. A 24. A 25. D
26. Early cinema allowed…
The development of…
Once film images…
TPO3
1. D 2. C 3. B 4. D 5. B 6. A 7. B 8. C 9. D 10. A 11. C 12. B 13. D
14. Architects seek…Over the course of …The discovery and use…
Depletion of the Ogallala Aquifer
1. D 2. B 3. A 4. D 5. C 6. C 7. D 8. A 9. C 10. C 11. B 12. B 13. C
14. The use of the Ogallala …Given the aquifer’s low…Several solutions to the…
The Long-Term Stability of Ecosystems
15. C
16. C
17. A
18. B
19. C
20. B
21. C
22. B
23. A
24. C
25. D
26. D
27. B
28. A high degree…The level of resilience…Disagreements over…
TPO4
1. D 2. B 3. C 4. D 5. A 6. C 7. A 8. A 9. B 10. B 11. B 12. D 13. B
14. Deer populations…
Although it was …
In the long term…
Cave Art in Europe
1. A 2. B 3. A 4. D 5. D 6. C 7. D 8. B 9. C 10. A 11. C 12. B 13. C
14. Researchers have…
Some researchers have argued…
Besides cave paintings…
Petroleum Resources
15. B 16. D 17. A 18. C 19. A 20. D 21. A 22. B 23. B 24. D 25. C 26. A 27. D
28. Petroleum formation is…
The difficulty of finding…
Petroleum extraction can…
TPO5
1.B 2.B 3.B 4.B 5.C 6.A 7.D 8.D 9.A 10.C 11.D 12.B 13.A 14. When plants…
Though beneficial… Some plants are able…
The origin of the pacific Island People
D2.A3.A4.B5.C6.B7.A8.D9.D10.C11.B12.C13.D
14.The first Europeans…It is now believed…Using linguistic…
The Cambrian Explosion
15.B16.C17.A18.B19.A20.B21.C22.C23.B24.D25.C26.B27.B
28.Little is known… While animals fossils…Although the reasons…
TPO6
Powering the Industrial Revolution
1.D.2B.3A4.C5.B6.A7.A8.C9.D10.C11.B12.C13In the mid-1700s… Watt’s steam engine… The availability of …
William Smith
1. C2.C3.B4.C5.A6.B7.D8.A9.D10.D11.BC 12.B13.C14.Smith’s work on… Smith found that… The discovery of…
Infantile Amnesia
15.C16.B17.C18.D19.B20.D21.A22.D23.A24.B25.A26.C27.D28. Frontal lobe…The opportunity to … The contrasting ways…
TPO7
Petroleum Resources
15. B 16. D 17. A 18. C 19. A 20. D 21. A 22. B 23. B 24. D 25. C 26. A 27. D 28. Petroleum formation is…
The difficulty of finding…
Petroleum extraction can…
Ancient Rome and Greece
1. C2.C3.B4.A5.A6.D7.C8.B9.D10.C11.B12.A13.B14.Numerous controls…
Roman values were rooted…
Rome combined aspects…
Agriculture, Iron and the Bantu Peoples
15.C16.B17.D18.D19.A20.B21.B22.C23.A24.B25.C26.B27.B28.The use of livestock… The spread of iron… Today’s Bantu…
TPO8
The Rise of Teotihuacan
1.C2.B3.A4.D5.C6.C7.D8.C9.A10.D11.AD12.C13.D14. The number and Several factors may… In many important…
Extinction of the Dinosaurs
1.D2.C3.B4.A5.A6.D7.A8.A9.B10.D11.B12.C13.C14.A simple climate… The abruptness of …
Running water on Mars
15.D16.B17.A18.B19.A20.C21.C22.B23.B24.B25.A26.A27.Mars’ runoff and … Although some researchers… There is very little
TPO9
Colonizing the Americas via the Northwest Coast
1. B2. C3. D4. A5. A6. C7. A8. D9. C10. B11. B12. D13. D
14. There is growing support…
Recent geologic evidence…
There is evidence suggesting …
Reflection in Teaching
1. A2. B3. C4. D5. B6. A7. C8. A9. B10. B11. C12. C
13. Wildman and Niles found that…
Wildman and Niles concluded that…
There are numerous obstacles to…
The Arrival of Plant Life in Hawaii
14. D15. A16. C17. B18. A19. A20. D21. B,C22. D23. B24. B25. C26. B
27. The first successful plants on…
Lichens helped create favorable…
Seed-bearing plants arrived…
TPO10
Chinese Pottery
1. B2. D3. C4. B5. A6. D7. C8. A9. B10. A11. B12. B13. B
14. The Chinese produced…
As a result of…
Before China had …
Variations in the Climate
1. B2. C3. D4. B5. A6. C7. 8. B9. A10. B11. B12. B13. D
14. In the absence of…
Computer models are…
Scientists believe that activities…
Seventeenth-Century European Economic Growth
15. B16. C17. D18. A19. A20. B21. B22. C23. C24. C25. A26. B27. C
28. Bringing more land…
Increase in population…
The expansion of trade…
TPO11
BDCBC BAACD DBD
The reasons Egyptian…
Stone, wood, and metal..
The contrasting poses…
CCDAB CBAAC ABA
Because caged birds…
Kramer demonstrated that…
Kramer showed that…
CABBC DBBCA CDB
Songbird species that…
Songbird parents focus…
It is genetically disadvantageous…
TPO12
Which Hand Did They Use
CBCCB BCDDA DDB
The amount of …
Signs on the…
Instruments such as…
B ADCA AABAD BBB
Although music…
Because of the intense…
The rapid progress…
Water in the Desert
BDDCD ABBCCAC
Endogenous River
Their water generally..
They often drain into…
Exogenous River
They include some…
They originate outside…
Their water flows…
TPO13
BDCAC DBCCDA 2nd square PG: Developing Providing… Involving… SG: Viewing…
Existing…
ABDCB CACAAAB 2nd square Animals have… The circadian… Because an…
CCACB ABDDACD 2nd square Data from… New techniques… Sophisticated techniques…
TPO14
BADAC BACDA BD 1ST square Children may not… The use of … Although the use…
1D2D3B4B5C6B7C8A9A10C11A12 4TH Square SMH-City of Tikal High above Used reservoir
14B15B16D17A18D19D20B21A22B23C24D251st square26. The domesticated horse Because pastoralism requires Because pastoralists are
TPO15
Answer keys
1. 2. A3. D4. C5. D6. B7. D8. B9. C10. A11. B12. A13. 3rd square14. Glaciers, which at present When glacial ice reaches When there are glaciers
1. B2. B3. A4. C5. D6. B7. B8. A9. B10. C11. C12. 4th square13. The leatherback turtle is… Leatherbacks have an…
The leatherback turtle uses a…
14. C15. A16. D17. C18. D19. A20. B21. C22. B23. A24. D25. B26. 4th square27. Asteroid impacts, evolutionary…
Researchers have observed…
The unusual distribution of…
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