Test 4-1 - PRI TABLE VERSIO Test 4 You scored 81.071428573...

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Test 4 You scored 81.071428573 out of 105.000000002 Question 1 Your answer is CORRECT. Biologists refer to the study of the varied interactions between organisms and their environment as _______. A) biogeography B) competitive exclusion C) ecology D) mutualism E) vicariance Question 2 Your answer is INCORRECT. The term environment, as used by ecologists, encompasses A) only land. B) biotic factors. C) abiotic factors. D) Both a and b E) Both b and c Question 3 Your answer is CORRECT. Which of the following is false ? A) Climate refers to the average long-term atmospheric conditions while weather is related to short-term atmospheric conditions. B) A region that lies under the intertropical convergence zone will be in a period of high rainfall amounts. C) poles.
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D) One would expect the amount of net primary production to be higher in areas at or near the equator, than in areas near the north or south pole. E) Biomes are determined by the types of animals in a particular area. Question 4 Your answer is INCORRECT. In the rain shadow phenomenon, one side of the mountain receives plentiful rain, while the adjacent (leeward) side does not, and is typically an arid environment. Why is this? A) The mountain prevents rain from entering the leeward side. B) The leeward side is too far away from the ocean. C) The leeward side is so arid that rain cannot permeate. D) As air descends the mountain slope, it warms and picks up moisture from the environment. E) None of the above Question 5 Your answer is CORRECT. If a species lives in two distinct areas now separated by a barrier, and it was in those areas before the barrier existed, it is said to have a _______ distribution. A) dispersal B) vicariant C) natural D) migration E) static Question 6 Your answer is CORRECT. All the following are plausible examples of how the geographic distribution of a species may occur or be affected, except : A) A species of bird is driven out of its' nesting area because it cannot successfully compete with other birds in the area. B) Windblown seeds of a plant species do not germinate in the location where they fall due to the acidic soil quality of the region. C) An airline passenger from Indonesia brings in to the U.S. a plant carrying an exotic (non-native) insect.
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D) Marine plankton proliferate at a depth in the ocean which is determined by the depth of water through which sunlight can penetrate. E) There are no exceptions, A - D are all plausible examples. Question 7 Your answer is CORRECT. Which of the following can be barriers to dispersal for marine organisms? A)
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Test 4-1 - PRI TABLE VERSIO Test 4 You scored 81.071428573...

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