Campbell Biology Ch 52 Test Bank: Ecology, Climate & Biomes Q&A, Exams of Nursing

Campbell Biology Chapter 52 test bank on ecology and the biosphere. Features 60+ exam questions with correct answers on climate patterns, biomes, aquatic zones, and species dispersal.Campbell Biology, Test Bank, Ecology Exam, Chapter 52, Biomes, Global Climate, Terrestrial Biomes, Aquatic Biomes, College Biology, Ecology Questions, Study Guide, Digital Download, Instructor Resource.

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CAMPBELL BIO CHAPTER 52 TEST BANK
LATEST QUESTIONS AND ANSWERS
(VERIFIED ANSWERS)
1) If an ecologist were studying the regional interactions among multiple populations of different species
and how they influence the exchange of materials between their various environments, then this would
be an example of which kind of research? - ANS-A) landscape ecology
2) What would happen to the seasons if Earth were tilted 35 degrees off its orbital plane instead of the
usual 23.5 degrees? - ANS-B) Winters and summers would be more severe.
3) Which of the following causes seasons on Earth? - ANS-B) the constant tilt of the Earth, combined
with its orbit around the sun
4) Which of the following might be an investigation of microclimate? - ANS-D) how sunlight intensity
affects plant community composition in the zone where a forest transitions into a meadow
5) In creating global climate patterns, which of the following factors is the primary cause of all of the
other factors that are listed? - ANS-D) variation in the heating of Earth's surface
6) For mountain ranges that are subjected to prevailing winds, why is the climate drier on the leeward
(downwind) side? - ANS-C) Pushed by the prevailing winds on the windward side, air is forced to rise,
cool, condense, and drop its precipitation, leaving drier air to descend the leeward side.
7) What would be the effect on climate in the temperate latitudes if Earth were to slow its rate of
rotation from a 24-hour period of rotation to a 48-hour period of rotation? - ANS-D) There often would
be a larger range between daytime high and nighttime low temperatures.
8) Subtropical plants are commonplace in Land's End, England, whose latitude is the equivalent of
Labrador in coastal Canada, where the local flora is instead subarctic. Which statement best explains
why this apparent anomaly exists between North America and Europe? - ANS-B) Warm ocean currents
interact with England, whereas cold ocean currents interact with Labrador.
9) In mountainous areas of western North America, north-facing slopes would be expected to ________.
- ANS-D) support biological communities similar to those found at higher elevations on similar south-
facing slopes
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CAMPBELL BIO CHAPTER 52 TEST BANK

LATEST QUESTIONS AND ANSWERS

(VERIFIED ANSWERS)

  1. If an ecologist were studying the regional interactions among multiple populations of different species and how they influence the exchange of materials between their various environments, then this would be an example of which kind of research? - ANS-A) landscape ecology

  2. What would happen to the seasons if Earth were tilted 35 degrees off its orbital plane instead of the usual 23.5 degrees? - ANS-B) Winters and summers would be more severe.

  3. Which of the following causes seasons on Earth? - ANS-B) the constant tilt of the Earth, combined with its orbit around the sun

  4. Which of the following might be an investigation of microclimate? - ANS-D) how sunlight intensity affects plant community composition in the zone where a forest transitions into a meadow

  5. In creating global climate patterns, which of the following factors is the primary cause of all of the other factors that are listed? - ANS-D) variation in the heating of Earth's surface

  6. For mountain ranges that are subjected to prevailing winds, why is the climate drier on the leeward (downwind) side? - ANS-C) Pushed by the prevailing winds on the windward side, air is forced to rise, cool, condense, and drop its precipitation, leaving drier air to descend the leeward side.

  7. What would be the effect on climate in the temperate latitudes if Earth were to slow its rate of rotation from a 24-hour period of rotation to a 48-hour period of rotation? - ANS-D) There often would be a larger range between daytime high and nighttime low temperatures.

  8. Subtropical plants are commonplace in Land's End, England, whose latitude is the equivalent of Labrador in coastal Canada, where the local flora is instead subarctic. Which statement best explains why this apparent anomaly exists between North America and Europe? - ANS-B) Warm ocean currents interact with England, whereas cold ocean currents interact with Labrador.

  9. In mountainous areas of western North America, north-facing slopes would be expected to ________.

  • ANS-D) support biological communities similar to those found at higher elevations on similar south- facing slopes
  1. In the region of the Rocky Mountains, imagine that one local variety of Ponderosa pine (Pinus ponderosa) predominantly occurs between 5,000-8,500 feet in elevation, where it can best tolerate temperatures and precipitation. If future climate change in this region causes the temperature to increase and rainfall to decrease, then which of the following changes might an ecologist predict about the variety's range? - ANS-D) that variety will occur at higher elevations and/or higher latitudes

  2. Imagine some cosmic catastrophe jolts Earth so that its axis is perpendicular to the orbital plane between Earth and the sun. The most obvious effect of this change would be ________. - ANS-D) the elimination of seasonal variation

  3. The main reason polar regions are cooler than the equator is that ________. - ANS-A) solar radiation strikes the poles at a lower angle and travels through more atmosphere

  4. The success of plants extending their range northward following glacial retreat is primarily determined by ________. - ANS-C) their seed dispersal rate

  5. As climate changes because of global warming, plant species' ranges in the northern hemisphere may move northward. The trees that are most likely to avoid extinction in such an environment are those that ________. - ANS-A) have larger, more contiguous established populations to begin with

  6. Generalized global air circulation and precipitation patterns are caused by ________. - ANS-A) solar radiation that warms moist air masses near the equator, which then cool and release precipitation as they rise, and then, at high altitude, move north or south of the tropics and sink back to the surface as dry air masses

  7. At 15-30°N, air masses formed over the Pacific Ocean are moved by prevailing westerlies, where they encounter extensive north-south mountain ranges. Which statement best describes the outcome of this encounter between a landform and an air mass? - ANS-B) The warm, moist Pacific air rises and cools, releasing precipitation as it moves up the windward side of the range. This now cool and dry air mass heats up as it descends on the leeward side of the range.

  8. Coral reefs occur 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? - ANS-C) water temperatures driven by ocean currents

  9. Which of the following investigations would shed the most light on the future distribution of organisms in temperate regions that are faced with climate change? - ANS-B) Look at the climatic changes that occurred since the last ice age and how species redistributed as glaciers melted, then make predictions on future distribution in species based on past trends.

  10. Generally speaking, deserts are located in places where air masses are usually ________. - ANS-D) descending

  11. When climbing a mountain, we can observe transitions in biological communities that are analogous to the changes ________. - ANS-A) in biomes at different latitudes

  12. If the direction of Earth's rotation reversed, the most predictable effect would be ________. - ANS-B) winds blowing from west to east along the equator

  1. The eight climographs show yearly temperature (line graph and left vertical axis) and precipitation (bar graph and right vertical axis) averages for each month for some locations on Earth. Which climograph shows the climate for location 5? - ANS-B) C

  2. The eight climographs show yearly temperature (line graph and left vertical axis) and precipitation (bar graph and right vertical axis) averages for each month for some locations on Earth. What would be the primary factor, other than precipitation or temperature, that could change the description of a site near location 3 from an equatorial (tropical) climate to alpine tundra? - ANS-C) elevation

  3. In areas of permafrost, stands of black spruce are frequently observed in the landscape, while other tree species are noticeably absent. Often these stands are referred to as "drunken forests" because many of the black spruce often "lean over" (that is, they are displaced from their normal vertical alignment). What is the most likely explanation for the unusual growth of these forests in this marginal habitat? - ANS-B) Taproot formation is impossible, so trees developed shallow root beds.

  4. Which of the following is an important feature of most terrestrial biomes? - ANS-D) vegetation demonstrating vertical layering

  5. Suppose that the number of bird species is determined mainly by the number of vertical strata found in the environment. If so, in which of the following biomes would you find the greatest number of bird species? - ANS-C) temperate broadleaf forest

  6. Two plant species live in the same biome but on different continents. Although the two species are not at all closely related, they may appear quite similar as a result of ________. - ANS-A) convergent evolution

  7. Use the following figure to answer the question below. In the figure, which number would designate the arctic tundra biome? - ANS-D) 5

  8. Use the following figure to answer the question below. In the figure, which number would designate the biome with the highest variation in both annual precipitation and temperature? - ANS-B) 2

  9. Use the following figures to answer the question below. Based on the data in the figures, which of the following statements is accurate? - ANS-C) Area 1 could be called a tropical wet/rain forest.

  10. In deep water, which of the following abiotic factors would most limit primary productivity? - ANS-B) light availability

  11. Wetlands are standing bodies of freshwater, just like lakes and ponds. However, wetlands are different from lakes and ponds because wetlands have ________. - ANS-C) shallow water and emergent vegetation

  12. Which of the following statements regarding turnover in a lake is correct? - ANS-A) In fall turnover, dense water at 4°C sinks and disturbs sediments in the benthic zone.

  13. A fish swimming into an estuary from a river would have which of the following as its greatest physiological challenge? - ANS-D) The change in water solute content would challenge the osmotic balance of the fish.

  1. Which of the following types of organisms is likely to have the widest geographic distribution? - ANS- A) bacteria

  2. Which of the following statements can be accurately made about light in aquatic environments? - ANS-C) Light penetration largely limits the distribution of photosynthetic species.

  3. Turnover of water in temperate lakes during the spring and fall is caused by which of the following? - ANS-D) the changes in the density of water as seasonal temperatures change

  4. Imagine that a deep temperate zone lake did not turn over during the spring and fall seasons. Based on the physical and biological properties of limnetic ecosystems, what would be the difference from normal seasonal turnover? - ANS-C) Lakes would suffer a nutrient depletion in surface layers.

  5. If you are interested in observing a relatively simple community structure in a clear water lake, you would do well to choose diving into ________. - ANS-A) an oligotrophic lake

  6. Which aquatic biome listed here is one of the most productive on Earth, and why? - ANS-C) wetlands, nutrient rich high-moisture soils

  7. The ocean ecosystems affect the biosphere by ________. I) - ANS-producing a substantial amount of the biosphere's oxygen II) adding carbon dioxide to the atmosphere III) being the source of most of Earth's rainfall IV) regulating the pH of freshwater biomes and terrestrial groundwater A) only I and III

  8. Which of the following is responsible for the differences in summer and winter temperature stratification of deep temperate zone lakes? - ANS-A) Water is most dense at 4°C.

  9. Which of these environmental factor(s) is/are the key determining factor(s) that control(s) the biotic structure of aquatic biomes? - ANS-C) oxygen concentrations and nutrient levels

  10. A certain species of pine tree survives only in scattered locations at elevations above 2,800 meters in the western United States. To understand why this tree grows only in these specific places, an ecologist should ________. - ANS-B) investigate the various biotic and abiotic factors that are unique to high altitude

  11. Organisms evolve over generations to become adapted to the environmental conditions to which they are exposed. The diversity of organisms that occurs in any particular area thus may be largely determined by the abiotic factors limiting survivorship and reproduction of organisms in a region. Which of the following limit the range of Saguaro cactus in North America? I) pollinators II) sunlight III) precipitation IV) temperature - ANS-D) I, II, III and IV

  12. Studying species transplants is a way that ecologists ________. - ANS-C) determine if dispersal is a key factor in limiting distribution of organisms

  13. Use the diagram showing the spread of the cattle egret, Bubulcus ibis, since its arrival in the New World, to answer the question. The range of cattle egrets has expanded between 1937 and today. How would an ecologist likely best explain the expansion of the cattle egret? - ANS-C) The abundant area and