1. Earth Science Exam Review

2. 1. Which of the following isn’t a factor/force involved with erosion? A. Gravity B. Wind C. Tension D. Water

3. Tension

4. 2. How is solar energy essential to plants? A. maintains the internal temperature of the plants B. converted to chemical energy used by the plants C. signals the plants to release leaves in the fall D. regulates the consumption of oxygen by the plant

5. converted to chemical energy used by the plants

6. 3. How does the sun’s energy affect food webs on Earth? A. The ultraviolet radiation of the sun generates ozone for plants to support all life. B. The wavelengths of visible light stimulate plant cells to produce energy compounds by photosynthesis. C. The microwaves emitted by the sun stimulate animal reproduction in the rainforest

7. The wavelengths of visible light stimulate plant cells to produce energy compounds by photosynthesis.

8. 4. What is the major difference between weather and climate? A. Air temperature B. Air pressure C. Humidity D. Time

9. Time

10. 5. What type of pressure system is a hurricane associate with? A. High B. Medium C. Low D. Anticyclone

11. Low

12. 6. Which of the following is an example of climate? A. The current temperature in Pinehurst, NC B. The relative humidity in Raleigh, NC C. The average current temperature in a region D. The average temperature in Raleigh, NC over the past 30 years

13. The average temperature in Raleigh, NC over the past 30 years.

14. 7. How is biodiversity essential to the environment? A. Biodiversity increases the chance that at least some living things will survive in the face of large changes in the environment B. Biodiversity decreases the stability of the ecosystem C. Biodiversity reduces the amount of genetic material in the environment D. Biodiversity decreases the chance that at least some living things will survive in the face of large changes in the environment

15. Biodiversity increases the chance that at least some living things will survive in the face of large changes in the environment

16. 8. Which human activity would be most destructive to the biodiversity of the biosphere? A. The burning of wood and coal in rural areas B. The release of species of freshwater trout in lakes C. The removal of plants from the food webs they support D. The removal of erosion barriers from forest boundaries

17. The removal of plants from the food webs they support

18. 9. Why should the farming industry adopt sustainable agriculture practices? A. To increase the use of irrigation systems B. To increase the number of non-point sources of water pollution C. To increase the amount of erosion and deposition D. To reduce the environmental degradation and economic losses

19. To reduce the environmental degradation and economic losses

20. 10. Which change would most likely occur as a result of rapid increases in the global population? A. The price of labor to harvest raw food supplies would decrease. B. The price of transporting food would cause lower of food prices. C. There would be a high demand for limited natural resources. D. The present global management of natural resources would remain the same

21. There would be a high demand for limited natural resources.

22. 11. Which type of clouds are tornadoes associated with? A. Cirrus B. Cumulonimbus C. Stratus D. Cumulus

23. Cumulonimbus

24. 12. Where would the highest amounts of acid rain most likely be found? a. over the ocean b. in the forest c. in urban areas d. in the mountains

25. c. in urban areas

26. 13. The weather in the U.S. is impacted by which set of global winds? A)westerlies B)easterlies C)doldrums D)trade winds

27. westerlies

28. 14. Which forms during the night because water cools slower than land? A)easterlies B)land breeze C)westerlies D)sea breeze

29. land breeze

30. 15. What is the carrying capacity of an ecosystem? A. the total number of organisms alive at the same time in an ecosystem B. the minimum number of individuals needed to have balance in an ecosystem C. the total number of individuals, living and dead, that have been supported by an ecosystem D. the maximum number of individuals that an ecosystem can support without harming the ecosystem

31. the maximum number of individuals that an ecosystem can support without harming the ecosystem

32. 16. As human populations increase, more shelter is needed. Increasing shelter often requires making a trade-off with another resource. In which case is a food resource decreased to increase a shelter resource? A. Farmland is converted into house lots. B. Old-growth timber is cut to build houses. C. Corn is made into ethanol for cars instead of food. D. Wind power generated on farmland provides electricity for a factory.

33. Farmland is converted into house lots.

34. 17. Wave energy from the ocean can be harnessed to power generators to make electricity. Energy from ocean tides can also be used to make electricity. How would you categorize these two sources of energy? A. Both are renewable. B. Both are nonrenewable. C. Wave energy is nonrenewable. Tidal energy is renewable. D. Wave energy is renewable. Tidal energy is nonrenewable.

35. Both are renewable.

36. 18. Corn is widely being used in the United States to make ethanol for use in automobile fuel. How might the overproduction of corn negatively affect the environment? A. decreasing soil fertility B. decreasing oil transportation C. increasing the greenhouse effect D. increasing carbon dioxide emissions

37. decreasing soil fertility

38. 19. The main disadvantage of using solar energy to generate electricity is that solar panels A. produce greenhouse gases. B. produce water pollution. C. are expensive to operate. D. are expensive to purchase.

39. are expensive to purchase.

40. 20. While on a trip to Peru, Carlos saw that a mountainside had been terraced by the ancient Inca Indians. The Incas had terraced the side of the mountain to grow food. A. It provided a transportation system. B. It encouraged wild plant growth. C. It helped control erosion. D. It prevented flooding.

41. It helped control erosion.