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Question 11._____ are a combination of fungi and algae that grows on rocks and produces acids that break down the minerals within the rocks.
Question 22.A farmer wants to control soil erosion in an area of sloped land that regularly produces poor crop yield. What technique should he employ to cut in flat surfaces and control erosion?
Question 33.Older headstones are often difficult to read due to weathering that has worn away their letters. This is an example of which of the following types of weathering?
Question 44.Why is decreased vegetation a factor that can cause mass wasting?
Question 55.You are digging out a soil sample and first find a thin layer of topsoil. Underneath this layer, you see a larger layer of very fine particles that is still fairly wet and somewhat gray in color. What type of soil exists beneath the topsoil?
Question 66.Which of the following terms is used to describe a layer of a soil profile?
Question 77.Which of the following is a TRUE statement concerning the process of soil erosion?
Question 88.Which type of water erosion occurs fairly evenly over an area and might not be noticed until much of the topsoil has been washed away?
Question 99.Which of the following types of mass wasting is described as the movement of a water-laden mass of loose mud, sand, soil, rock, and debris down a slope?
Question 1010.Which of the following statements best describes mechanical weathering?
Question 1111.Which statement best describes chemical weathering?
Question 1212.Which of the following is a type of mass wasting that involves the sliding of coherent rock material along a curved surface?
Question 1313.The mechanical weathering of rocks that leaves behind an accumulation of angular, coarse-grained fragments is known as:
Question 1414.Which term is used to describe a mountain's resistive forces, including the cohesive strength and internal friction between materials?
Question 1515.Which of the following terms is used to describe the resistive forces of the mountain, including the cohesive strength and internal friction between the materials?
Question 1616.If a farmer works the soil too much in preparation for planting it can increase the risk of soil erosion. Which of the following terms is used to describe the preparation of a farmer's field for growing crops?
Question 1717.Which type of water erosion results in small, short-lived and well-defined streams?
Question 1818.Which of the following is NOT a reason that the removal of vegetation increases the risk of mass wasting?
Question 1919.Which of the following terms describes the large movement of rock, soil, and debris downward due to the force of gravity?
Question 2020.Which of the following is TRUE of a rock buried deep in the ground?
Question 2121.How can air pollutants such as sulfur dioxide, carbon dioxide, and nitrogen oxide lead to chemical weathering?
Question 2222.Carbonation involves the mixing of _____ with _____, and is important in the formation of caves.
Question 2323.Which type of chemical weathering occurs when rainwater seeps into the ground and reacts with feldspar, changing it to clay?
Question 2424.Which of the following is NOT an effect of soil erosion?
Question 2525.Which of the following statements is TRUE of hard minerals, such as quartz?
Question 2626.If you wanted to plant a large garden for growing fruits and vegetables, what type of soil structure would produce the best results?
Question 2727.Which of the following best describes weathering?
Question 2828.If fine-grained material is oozing slowly down a slope, what is most likely happening?
Question 2929.What can occur at the site of an area that is experiencing soil erosion?
Question 3030.Why is a debris flow potentially dangerous?
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