Weathering and Erosion Question Bank Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. 1. The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is called ________________. 2. Ice wedging causes mechanical weathering of rock by means of _______________________. 3. What kind of weathering causes the mineral composition of rocks to change? 4. 4. A rock containing iron becomes soft and crumbly and reddish-brown in color. It probably has been chemically weathered by ___________________. 5. A hot and wet climate causes weathering to take place ________________________. 6. The most important factors in determining the rate of weathering are ________________________. 7. A permeable rock weathers easily because it _________________________. 8. The process by which natural forces move weathered rock and soil from one place to another is called __. 9. The process in which sediment is laid down in a new location is called ___________________. 10. Landslides, mudflows, slump, and creep are all examples of _______________________. 11. A stream or river that runs into another stream or river is called a _______________________. 12. A river flowing across a wide flood plain begins to form looplike bends called ___________________. 13. Where a river flows from an area of harder rock to an area of softer rock, the softer rock may wear away, eventually forming a drop called a(n) ________________________. 14. What causes most sediment to wash or fall into a river? 15. When a fast-flowing river slows down, what types of sediment would be deposited first? 16. The energy that produces ocean waves comes from ___________________________. 16. As the energy of a wave moves through the water, what happens to the water particles themselves? 18. If waves erode the soft rock along the base of a steep coast, the result may eventually be a landform called a ________________________. 19. Where a coastline turns and interrupts longshore drift, sand may be deposited in a fingerlike landform called a __________________________________. Use the diagram to answer each question. Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. 20. What is the elevation of Seaview Highway? 21. What is the difference in elevation between the school at point A and the house at point B? 22. What is the distance between the school at point A and the marina? 23. If elevation is shown in meters, what is the contour interval of the map? 24. Which of the following is a biotic factor in the prairie ecosystem? a. water b. sunlight c. soil d. grass 25. The place where an organism lives and that provides the things the organism needs is called its ______. 26. The smallest unit of ecological organization is a single ________________. 27. Which term refers to an environmental factor that prevents a population from increasing? 28. The largest population that an environment can support is called its _______________________. 29. An organism’s particular role, or how it makes its living, is called its ______________________. 30. The behaviors and physical characteristics of species that allow them to live successfully in their environment are called ____________________. 31. The struggle between organisms to survive in a habitat with limited resources is called _________. 32. A jellyfish paralyzes a tiny fish with its poisonous tentacles, the fish is the _________________. 33. A close relationship between two species that benefits at least one of the species is called _____________. 34. The Escherichia coli that live in your intestine and help break down food are an example of which type of interaction? 35. All of the following are examples of limiting factors EXCEPT a. food. b. soil. c. space. d. weather conditions. 36. An organism’s habitat must provide all of the following EXCEPT a. food. b. water. c. predators. d. shelter. 37. The nonliving parts of an ecosystem are called ________. 38. To carry out photosynthesis, algae and plants use the abiotic factors sunlight, carbon dioxide, and ______. 39. By hunting at different times of day, hawks and owls are able to reduce _____________________. 40. Which of the following describes an interaction in which one organism kills and eats another? a. competition b. symbiosis c. predation d. mutualism 41. Which of the following is an example of a predator adaptation? a. a porcupine’s needles b. a shark’s powerful jaws c. a frog’s bright colors d. a plant’s poisonous chemicals 42, All the different populations that live together in an area make up a(n) 43. When a flea is living on a dog, the dog is the ______________. 44. Mutualism, commensalism, and parasitism are the three types of _________________. 45. A hawk building its nest on an arm of a saguaro cactus is an example of 46. Consumers that eat both plants and animals are called 47. Which of these consumers is a herbivore? a. lion b. deer c. spider d. snake 48. If a kestrel eats a mouse that eats grass, the kestrel is a(n) 49. The many overlapping food chains in an ecosystem make up a(n) 50. A diagram that shows the amount of energy that moves from one feeding level to another in a food web is called a(n) 51. In an energy pyramid, which level has the most available energy? 52. The typical weather pattern in an area over a long period of time is called 53. A group of ecosystems with similar climates and organisms is called a(n) 54. An organism that can make its own food is called a 55.` Vultures, which feed on the bodies of dead organisms, are 56. Which land biome receives less than 25 centimeters of rain per year? 57. The first organism in a food chain is always a(n) 58. . What do producers release as a result of photosynthesis? 59. Earth’s atmosphere is important to living things because it ____ 60. Earth’s atmosphere traps energy from the sun, which a. allows water to exist as a liquid. b. allows solar radiation to penetrate to the surface. c. allows ozone to form easily. d. causes meteors to burn up. 61. The two most abundant gases in the atmosphere are 62. Most of Earth’s incoming ultraviolet radiation is absorbed by 63. . Most of the energy that heats Earth’s atmosphere is 64. The greenhouse effect is 65. Heat from a campfire reaches you by 66. Convection takes place because 67. . Winds are caused by differences in 68. Cool air masses tend to 69. Local winds differ from global winds because they 70. Land breezes occur because 71. . Heat transfer between two substances that are in contact is called 72. . Most of the heating of the troposphere comes from 73. . Global winds generally 74. . Cold, dry air affecting the northern United States in winter often comes from 75. . When a rapidly moving cold air mass runs into a slow moving warm air mass, the result is a(an) 76. When a warm air mass and a cold air mass meet and no movement occurs, the result is a(an) 77. . When a warm air mass overtakes a cold air mass, it forms a(n) 78. . The two main factors that determine the climate of a region are 79. . The farther you live from an ocean, the more likely your climate will be a a. marine climate. b. tropical climate. c. continental climate. d. subtropical climate. 80. . One theory to explain short-term changes in Earth’s climate is based on a. changes in Earth’s rotational speed. b. changing periods of earthquake activity. c. changes in the sun’s energy output. d. long periods of extensive cloud cover. 81. . Some scientists theorize that continental movements may cause climate changes by a. changing patterns of winds and ocean currents. b. shifting the equatorial and temperate zones. c. altering the makeup of the troposphere. d. redistributing Earth’s vegetation. 82. . The sun’s rays are least direct a. near the poles. b. near the equator. c. at high altitudes. d. far from the ocean.
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