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Ecology & Environmental ProblemsFORM 3

BIOL 1305 --- Dr. Ron Chesser

1st Exam – Spring Semester 2004

Instructions: mark the correct answer on the scan-tron for the following questions.

  1. An event in the 20th Century (1900’s) than most significantly slowed the growth rate of the world’s population was: (a) AIDS, (c) World War II, (d) penicillin, (e) rice famine (blight) in China.
  2. Models that offer broad, fundamental explanations of many observations are called: (a) science, (b) theories, (c) supermodels, (d) observations, (e) truths.
  3. The ability to do work is defined as: (a) a job, (b) labor, (c) energy, (d) evolution, (e) none of the above.
  4. The product of force times distance is called: (a) speed, (b) direction, (c) math, (d) work, (e) none of the above.
  5. The smallest unit of a compound is a: (a) molecule, (b) ingredient, (c) teaspoon, (d) dodecahedron, (e) piece.
  6. 186,000 miles (300,000 km) per second is: (a) the speed of the space shuttle, (b) the speed of a penny falling from the Empire State Building, (c) the speed of sound, (d) the speed of rockets, (e) none of the above.
  7. Electrons surrounding the nucleus of an atom are arranged in: (a) eggs, (b) yolks, (c) shells, (d) clams, (e) nuts.
  8. The atoms of each element have a unique number of: (a) protons, (b) neutrons, (c) electrons, (d) isotopes, (e) none of the above.
  9. Atomic number is: (a) the number of protons, (b) the number of protons and electrons, (c) the number of protons and neutrons, (d) the number of protons, neutrons and electrons, (e) the number of electrons.
  10. Atomic weight is: (a) the number of protons, (b) the number of protons and electrons, (c) the number of protons and neutrons, (d) the number of protons, neutrons and electrons, (e) the number of electrons.
  11. In general, scientists worldwide agree that: (a) the earth is becoming warmer, (b) the earth is becoming cooler, (c) the earth’s temperature is not changing, (d) that taxes are too high, (e) none of the above.
  12. Absolute zero degrees is: (a) the freezing point of water, (b) the freezing point of fossil fuels, (c) when all movement stops, (d) when all life ceases, (e) none of the above.
  13. The amount of energy in the universe: (a) is increasing, (b) is declining, (c) is not changing, (d) changes with the seasons, (e) none of the above.
  14. The amount of matter in the universe: (a) is increasing, (b) is declining, (c) is not changing, (d) changes with the seasons, (e) none of the above.
  15. In the USA today about half of the energy we produce: (a) is lost as heat, (b) is sold to Mexico, (c) is stolen by other countries, (d) is lost as lightening, (e) none of the above.
  16. After the singularity was achieved, the universe was begun as: (a) the Big Bang, (b) the Enormous Explosion, (c) the Big Crunch, (d) the Warp Factor One, (e) the Big Fusion.
  17. Some scientists advocate that the universe can not continue expanding and will collapse upon itself. This is known as: (a) the Big Bang, (b) the Enormous Explosion, (c) the Big Crunch, (d) the Warp Factor One, (e) the Big Fusion.
  18. The study of the relationships between heat, work, and energy of a system is called: (a) hydrodynamics, (b) thermocoupling, (c) ecology, (d) thermodynamics, (e) none of the above.
  19. When atoms of an element have different atomic mass, but the same atomic number, they are: (a) ions, (b) isotopes, (c) undergoing fusion, (d) radioactive, (e) none of the above.
  20. When atoms of an element have the same atomic mass and atomic number, but different numbers of electrons, they contain: (a) ions, (b) isotopes, (c) compounds, (d) radioactive elements, (e) none of the above.
  21. The most populous country on earth is: (a) the United States of America, (b) India, (c) China, (d) Mexico, (e) Japan.
  22. The fastest growth rate of the human population is occurring on which continent? (a) Asia, (b) Europe, (c) North America, (d) Africa, (e) Australia.
  23. Occam’s principle states that when you have more than one explanation for an observation you should: (a) flip a coin, (b) choose the cheapest one, (c) choose the simplest one, (d) choose neither and re-test, (e) none of the above.
  24. A statement, concept or theory that is widely accepted but has not been rigorously tested is: (a) a hypothesis, (b) a dissertation, (c) a law, (d) dogma, (e) prosthesis.
  25. The “Laws” of inheritance were derived by (perhaps by “cooking the books” a little): (a) Charles Darwin, (b) Isaac Newton, (c) Gregor Mendel, (d) Albert Einstein, (e) none of the above.
  26. The “Laws” of Thermodynamics were derived by: (a) Charles Darwin, (b) Isaac Newton, (c) Gregor Mendel, (d) Albert Einstein, (e) none of the above.
  27. A typical scientific manuscript contains each of the following sections except: (a) Methods and Materials, (b) Results, (c) Discussion, (d) literature cited (bibliography), (e) Speculation.
  28. Which is an example of “Experimenter Effect”? (a) The mars mission did not find life on mars, (b) the tobacco company’s scientists reported no health effects of smoking, (c) Lysenko did not believe in genetics, (d) the polio vaccine was developed, (e) none of the above.
  29. Typically, once accepted, one does not question: (a) theories, (b) science, (c) faith, (d) hypotheses, (e) none of the above.
  30. An electron and a neutron walk into a bar to have a couple of beers. Upon leaving the electron received a bill for $2.00 while the neutron’s beer was free. The electron complained, “Why was his free?” The bartender replied, (a) “He has no charge.”, (b) “He is so negative.”, (c) “He is so positive.”, (d) “I’m a free radical.”, (e) “He’s broke.”
  31. An atom of a particular element has 3 protons, 4 neutrons, and 5 electrons. Its atomic weight is: (a) 3, (b) 4, (c) 5, (d) 7, (e) 12.
  32. Use of Albert Einstein’s equation E=mc2 to build the atomic bomb is an example of: (a) technology, (b) scientific method, (c) thermodynamics, (d) none of the above, (e) all of the above.
  33. An icicle is hanging from the eave of a house. You don’t stand under it because you know the icicle has what kind of energy? (a) frozen, (b) thermodynamic, (c) kinetic, (d) potential, (e) none of the above.
  34. When the icicle breaks loose you run because the icicle now has what kind of energy? (a) phonetic, (b) kinetic, (c) potential, (d) dynamic, (e) none of the above.
  35. In 1798 Thomas Malthus warned that England was heading toward a crisis because: (a) of the American Revolution, (b) human populations were increasing arithmetically and resources were declining, (c) human populations were not changing but that resources were declining, (d) human populations were increasing geometrically (exponentially) while resources were increasing only arithmetically, (e) none of the above.
  36. When the number of births exceeds the number of deaths in a population, (a) it is at its carrying capacity, (b) it exceeds its carrying capacity, (c) the population is declining, (d) the population is nearing extinction, (e) none of the above.
  37. When growth of a population is progressively faster each generation, the growth rate is: (a) exponential, (b) logistic, (c) regressive, (d) kinetic, (e) none of the above.
  38. When growth of a population is dependent on the number of individuals that can survive in that ecosystem, the growth is: (a) exponential, (b) logistic, (c) regressive, (d) kinetic, (e) none of the above.
  39. The proportion (percentage) of young people (age 1 – 12) in a population will be: (a) higher in industrialized countries than in developing countries, (b) higher in developing countries than in industrialized countries, (c) no different in industrialized and developing countries, (d) almost zero in developing countries, (e) none of the above.
  40. Which of the following is the use of biomass fuel? (a) fusion, (b) fission, (c) fossil fuel, (d) burning wood, (e) all of the above.
  41. Combining atoms of two different elements to form a new element is: (a) fusion, (b) fission, (c) fossil fuel, (d) fire, (e) all of the above.
  42. We can use E=mc2 to estimate the amount of energy released in fission and fusion because, (a) mass is converted into energy, (b) energy is converted into mass, (c) mass is gained, (d) the speed of light has changed, (e) none of the above.
  43. The correct sequence for the scientific method is: (a) observation, hypothesis, testing (experimentation), repetition, theory, (b) hypothesis, observation, testing, theory, repetition, (c) observation, theory, hypothesis, testing, repetition, (d) observation, theory, testing, repetition, hypothesis, (e) none of the above.
  44. A scientific hypothesis MUST be: (a) correct, (b) incorrect, (c) profitable, (d) morally acceptable, (e) falsifiable.
  45. A scientific theory is: (a) just a fuzzy belief, (b) law, (c) supported by many repeated tests, (d) faith, (e) none of the above.
  46. Weight is: (a) gravity acting upon mass, (b) equal to mass, (c) equal to matter, (d) the speed of light times mass, (e) none of the above.
  47. “Energy can be transferred from one system (or state) to another, but can not be created or destroyed.” This is a statement of: (a) The first law of thermodynamics, (b) second law of thermodynamics, (c) third law of thermodynamics, (d) fourth law of thermodynamics, (e) none of the above.
  48. Energy moves from a state of higher to lower utility, is a statement of: (a) The first law of thermodynamics, (b) second law of thermodynamics, (c) third law of thermodynamics, (d) fourth law of thermodynamics, (e) none of the above.
  49. The amount of disorder (randomness) in a system is: (a) philanthropy, (b) canopy, (c) entropy, (d) agony, (e) stasiopatry.
  50. Reflection of thermal energy from the sun back to earth from man-made pollution in the atmosphere is called: (a) suntan, (b) the melatonin effect, (c) microwaves, (d) the outhouse effect, (e) none of the above.

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