Question In the seventh century B.C., the Roman alphabet was adapted from the Etruscan alphabet, which in turn had been adapted in the previous century from a western Greek alphabet, which itself had been adapted earlier in the same century from the Phoenician alphabet. Option AOption BOption COption DOption E (This question is from Official …
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Question In late 1997, the chambers inside the pyramid of the Pharaoh Menkaure at Giza were closed to visitors for cleaning and repair due to moisture exhaled by tourists, which raised its humidity to such levels so that salt from the stone was crystallizing and fungus was growing on the walls. Option AOption BOption COption …
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Question The automotive conveyor-belt system, which Henry Ford modeled after an assembly-line technique introduced by Ransom Olds, reduced from a day and a half to 93 minutes the required time of assembling a Model T. Option A Option B Option C Option D Option E (This question is from Official Guide. Therefore, because of copyrights, …
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Question It is called a sea, but the landlocked Caspian is actually the largest lake on Earth, which covers more than four times the surface area of its closest rival in size, North America’s Lake Superior. Option A Option B Option C Option D Option E (This question is from Official Guide. Therefore, because of …
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Question According to scientists who monitored its path, an expanding cloud of energized particles ejected from the Sun recently triggered a large storm in the magnetic field that surrounds Earth. which brightened the Northern Lights and also possibly knocking out a communications satellite. Option A Option B Option C Option D Option E (This question …
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Question Some anthropologists believe that the genetic homogeneity evident in the world’s people is the result of a “population bottleneck” — at some time in the past our ancestors suffered an event, greatly reducing their numbers and thus our genetic variation. Option AOption BOption COption DOption E (This question is from Official Guide. Therefore, because …
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Question According to recent studies comparing the nutritional value of meat from wild animals and meat from domesticated animals, wild animals have less total fat than do livestock fed on grain and more of a kind of fat they think is good for cardiac health. Option A Option B Option C Option D Option E …
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Question The world wildlife fund has declared that global warming, a phenomenon most scientists agree to be caused by human beings in burning fossil fuels, will create havoc among migratory birds by altering the environment in ways harmful to their habitats. Option A Option B Option C Option D Option E (This question is from …
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