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Campbell Biology in Focus

Biology

Quiz 40 :

Population Ecology and the Distribution of Organisms

Quiz 40 :

Population Ecology and the Distribution of Organisms

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In which of the following terrestrial biome pairs are both biomes dependent upon periodic burning?
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Answer:

B

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Which of the following levels of ecological organization is arranged in the correct sequence from most to least inclusive?
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Answer:

B

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Deserts typically occur in a band around 30 degrees north and 30 degrees south latitude because
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Answer:

A

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A cosmic catastrophic event occurred that caused the tilt of the Earth's axis relative to its plane of orbit to increase from 23.5 degrees to 90 degrees.The most obvious effect of this change would be
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Which of the following choices causes all of the others in creating global terrestrial climates?
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Which of the following statements best describes the effect of climate on biome distribution?
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The tilt of the Earth's axis relative to its plane of orbit is 23.5 degrees.Which of the following events might you predict to occur if the angle of tilt increased to 33 1/2 degrees?
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In mountainous areas of western North America,which type of plant life would you expect to find on a southern-slope of a mountain?
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Palm trees and subtropical plants are commonplace in Land's End,England,whose latitude is the equivalent of Labrador in coastal Canada,where the local flora is subarctic.Which of the following contributes the most to the differences between these two biomes?
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Generalized global air circulation and precipitation patterns are dependent on the intensity of solar radiation near the equator.Which of the following correctly states an event that contributes to the creation of these global patterns?
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A particular mountain range is subjected to prevailing winds.Which of the following contributes the most to a drier climate on the leeward side of the mountain range?
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With respect to the sun,Earth normally rotates once in a 24-hour period.What would be the effect on climate in the temperate latitudes if the rotation increased to 48-hours?
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Air masses formed over the Pacific Ocean eventually encounter extensive north-south mountain ranges as they move from west to east.Which statement best describes a component of an outcome of this encounter between a mountain range and an air mass?
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Fire suppression by humans
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The main reason that polar regions are cooler than the equator is that
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What is the limiting factor for the growth of trees in the tundra?
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Trees are rare in the savanna biome because of
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Coral reefs can be found on the southeast coast of the United States but not at similar latitudes on the southwest coast.Differences in which of the following most likely account for this?
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Areas where terrestrial biomes grade into neighboring biomes way be wide or narrow.Which of the following terms best describes this intergradation?
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The growing season would generally be shortest in which of the following biomes?
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