Biology Exam #1

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Biology Exam #1
2011-02-06 05:24:25

Questions for Biology 101 Exam #1
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  1. 1. What information do you not put on your scantron?
    a. no social security
  2. 2. Why is Hawaii an ideal place to study biology?
    a. Hawaii Has Rare and Unique Organisms, Highest Extinction Rate in United States, complex environments.
  3. 3. Where is the best place to look for the dates of exams?
    a. syllabus
  4. 4. What are the main goals of the course?
    a. Basic Bio terminology, Key Bio concepts, Current Bio issues, etc...
  5. 5. Your grade is based on:
    a. Exams
  6. 6. What is the native bird mentioned as?
    a. Endangered
  7. 7. Key themes of this course:
    a. How science has developed historically. Relationship between science and society. Key processes are the same for all organisms. Significance of biological variation and adaptability.
  8. 1. Science is based on evidence being more important than:
    a. Authority and revelation
  9. 2. A scientist who claims he or she is right because they are an important person
    a. Authority
  10. 3. One of the major problems of subjectivity in science is that:
    a. Moral value systems are subjective. Science cannot resolve moral issues.
  11. 4. In science a theory is:
    a. �Statement used to describe or explain a phenomenon.�
  12. 5. You can be certain that a theory is true:
    a. When a hypotheses becomes thoroughly tested with repeated experiments.
  13. 6. �My three best friends tried it and it worked for them. I�m sure that it really works,� is:
    a. Not a valid theory or hypothesis
  14. 7. Pathological science is:
    a. "people are tricked into false results ... by subjective effects, wishful thinking or threshold interactions"
  15. 8. Causality, as a principle of science, means:
    a. Relationship between cause and effect
  16. 1. The development of paper & writing:
    a. 5000 years ago
  17. 2. Galen�s anatomy textbook was used for nearly 1,000 years because:
    a. To speak against Galen would be heresy
  18. 3. Plant identification was aided by:
    a. Linnaeus classification system
  19. 4. Scurvy had an impact on long-distance exploration:
    a. killed sailors, lack of vitamin c, etc
  20. 5. Crop domestication began:
    a. prehistoric period, 8000 bce
  21. 6. Binominal nomenclature:
    a. Binomial literally means two names. Each organism has one species name. Binomial consists of genus + specific epithet.
  22. 7. Linnaeus greatest contribution to science was:
    a. Classification system and hierarchy
  23. 8. Scientific discovery was greatly suppressed during the 1200s-1600s:
    a. Darkages
  24. 1. Darwin�s theory of evolution is:
    a. one of the foundations of biology
  25. 2. A dictionary definition of evolution is:
    a. Change through time.
  26. 3. Lamarck proposed:
    a. theory of inheritance of acquired characteristics
  27. 4. The uniformitarians viewed the earth as:
    a. very old
  28. 5. Darwin took quite a while to publish his ideas about evolution because
    a. it was so controversial
  29. 6. Species evolution by natural selection, according to Darwin, requires that:
    a. individuals with unfavorable genes will die
  30. 7. Intelligent Design is:
    a. Universe too complex and cannot be explained by science.
  31. 8. The clergy letter project is:
    a. The Clergy Letter Project is an organization that has created and maintains a statement signed by American Christian clergy of different denominations rejecting creationism.
  32. 1. If you want to see species variability, you should look at:
    disease, bacteria, artificial
  33. 2. The earth is approximately how old?
    5 billion
  34. 3. Plate tectonics describes the:
    movement of continent
  35. 4. The environments of major landmasses over the past hundreds of millions of years:
    has changed
  36. 5. Due to Continental Drift, India moved from:
    africa to asia
  37. 6. The �global conveyer� refers to:
    Thermohaline circulation
  38. 7. The currents of the surface waters in the oceans are primarily driven by:
  39. 8. A �rain shadow� is:
    dry area on the lee side of the ocean
  40. 1. Another name for the grassland biome is:
    a. Steppe, prairie, plain
  41. 2. The area used as the basis for defining a biome is:
    a. Having specific climate with similar plants and animal adaptations.
  42. 3. Water in the soil in tundra regions
    a. Permafrost
  43. 4. In which of these biomes would you expect to find the fewest trees?
    a. Desert biome
  44. 5. Which of these biomes is likely to have the largest percentage of its area covered by water?
    a. Tropical Rainforest
  45. 6. Grassland climates:
    a. Similar to temperate and tropical
  46. 7. The big pads on the lynx and snowshoe hare are
    a. Adaptations to walking on snow (snow shoes)
  47. 8. The spatial extent of each biome is primarily determined by:
    a. Combination of temperature & rainfall (most important factors)
  48. 1. Ecology is the study of:
    a. How organisms interact with each other & their physical environment
  49. 2. Ecosystems are often hard to study because:
    a. Takes a long time to study, hard to design, results are often ambiguous, poor synthesis
  50. 3. The �biotic� part of an environment is the:
    a. Living part (biotic= �living� abiotic= �not living�)
  51. 4. The �Principle of competitive Exclusion� predicts that:
    a. Two species competing for the same resources cannot coexist if other ecological factors are constant.
  52. 5. A species habitat may to thought of as its �____� and its niche as its �____�
    a. �address� (it lives under rock) �profession� (physical factors & behavior)
  53. 6. Abundant sunlight is necessary for a healthy coral system because
    a. The seaweed and algae that grow on coral need sunlight.
  54. 7. All ecosystems consist of ___& ___
    a. Environment of its area + its organisms = ecosystem
  55. 8. Of all the factors causing the disappearance of coral reefs worldwide; the most important is likely:
    a. Pollution
  56. 1. A population can be defined as:
    a. Group of individuals of the same species that: 1. occupies a given area 2. Interacts and interbreeds
  57. 2. Mathematical parameters in population models are used to:
    a. Look critically at difference, explain predicted & observed
  58. 3. The carrying capacity K is:
    a. K= population size sustained by environment
  59. 4.The population model that has a curve shaped like the letter "S" is known as the.
    a.Idealized pattern
  60. 5.The best examples of species that are current threats in Hawaii due to pop. Growth are:
    a.Coqui frog and Miconia
  61. 6. A pop. That is growing at an annual rate of 2% will double in size in __ years.
    a. 35 years. Use the Rule of 70 (70/percent interest)
  62. 7. The �Tragedy of Commons� describes the situation where:
    a. Where multiple individuals, acting independently and rationally consulting their own self-interest, will ultimately deplete a shared limited resource even when it is clear that it is not in anyone's long-term interest for this to happen.
  63. 8. If the control of a population�s size is �density dependent� it means that:
    a. Resources are partitioned NOT shared
  64. 1. Studying human ecology is similar to studying ___
    a. Ecosystem studies
  65. 2. Infant mortality in the USSR was solved by:
    a. Faked the records to show deaths when they got older.
  66. 3. Deserts are formed in arid regions by:
    a. Extensive overgrazing, unwise agriculture practice, harvesting firewood.
  67. 4. Farmlands in the US are:
    a. 1.5 million acres are lost per year due to erosion & development.
  68. 5. The US population is currently almost ___ & is predicted to double in ___ years
    a. Jan 5 2005- 295,207,645 Double in 64 years
  69. 6. The current total US immigration rate:
    a. 1.15 million per year (850,000 legal + 300,000 illegal)
  70. 7. The replacement fertility rate is:
    a. The average number of children that would be born to a woman over her lifetime
  71. 8. A population pyramid with a bulge out at the bottom indicates:
    a. The population is rapidly growing
  72. 1.The top three grass crops eaten by humans are:
    a.Rice, wheat, corn
  73. 2.Under nutrition refers to:
    a.An individual who does not have enough food. Results in retardation. (not malnutrition)
  74. 3.When did countries seriously begin to consider ending world hunger?
    a.1943 (after WWII)
  75. 4.The two continents that have the most unused land that is suitable for crops are:
    a.Africa and South America
  76. 5.World grain reserves such as for rice are:
    a.Used cases of emergency famine. 140 tons total.
  77. 6.Massive crop failures like the corn epidemic in 1970, are largely due to:
    a.Farmers only used one type of corn. No diversity caused no resistance to disease.
  78. 7.The impact of an explosive volcano on agricultural production:
    a.Caused major food crisis in 1816. Caused lowest summer & spring temp. in 1816.
  79. 8.If Hawaii was suddenly isolated from food imports it would:
    a.We import 65% of our food. So we would not be able to sustain ourselves.