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Biology Intro Test Questions
Indicate whether the statement is true or false. If false, change the identified word or phrase to make the statement true.
____ 1. The liter is a metric unit of volume. _________________________
____ 2. For ease of understanding, scientists report measurements using the English system. _________________________
____ 3. Whether applications of science to everyday life are considered good, bad, right, or wrong comes under the category of technology. _________________________
____ 4. Counts or measurements are examples of data produced by descriptive research. _________________________
____ 5. In an experiment, the control group is used to test the effect of the independent variable. _________________________
____ 6. A natural law is based on the analysis of data collected in a controlled experiment. _________________________
____ 7. A brain scan is an example of technology. _________________________
____ 8. A law is a possible explanation for a scientific question. _________________________
____ 9. A centrifuge is used to make small details of an object visible to a scientist. _________________________
____ 10. Biologists generally form hypotheses using deductive reasoning. _________________________
____ 11. Biologists discover problems by observing the world around them. _________________________
Identify the choice that best completes the statement or answers the question.
____ 12. The theme that reflects the idea that there has been a gradual change in the characteristics of species over time is _____.
____ 13. Living things adjust to a stimulus by a reaction called a(n) _____.
____ 14. Living things change during their lives through _____.
____ 15. All living things _____ to make more living things.
____ 16. Which of the following are likely topics for a course in biology?
____ 17. Questions about living things that can be answered by biologists are _____.
____ 18. Key to the study of biology is learning about the _____.
____ 19. Living things do not adapt to their surroundings by _____.
____ 20. Which statement is incorrect? As an organism develops, _____.
____ 21. The study of standards for what is right and what is wrong is called _____.
____ 22. The information gathered from experiments is called _____.
____ 23. A structured procedure for collecting information to test a hypothesis is a(n) _____.
____ 24. The application of science to the needs and problems of society is _____.
____ 25. A scientific explanation of known facts arrived at through repeated testing over time is a(n) _____.
____ 26. The part of an experiment in which all conditions are kept the same is the _____.
____ 27. The steps commonly used by scientists in gathering information to test hypotheses and solve problems are called _____.
____ 28. A testable explanation for a question or problem is a(n) _____.
____ 29. Knowledge gained by scientific research _____.
____ 30. Technology has allowed humans to produce more food and reduce the chance of starvation by individuals in some countries. How has this advance created additional technological needs?
____ 31. Why is the hypothesis that black cats cause bad luck not science?
____ 32. Which of the following studies is outside the realm of science?
____ 33. Because it is often difficult to gather numerical data, _____ information is collected.
____ 34. Quantitative research is often reported as _____ to aid understanding.
____ 35. _____ research is usually based on numerical measurements.
____ 36. An experiment is _____.
____ 37. Students of a biology class ran an experiment on a type of flowering plant. Their goal was to find the optimal time in the plant's life for flowering. What time period will provide the most flowering plants? Use Table 1-1 to determine your answer.
____ 38. Which of the following results from quantitative analysis of Figure 1-6?
____ 39. What might be involved in a lab that contained the warnings in Figure 1-7?
____ 40. Which of the adaptations on a dolphin, shown in Figure 1-8 is used for breathing underwater?
____ 41. Which of the examples shows a response to a stimulus?
____ 42. Which of the pictures in Figure 1-10 shows the most diversity?
____ 43. Which of the following compounds may be polymers?
____ 44. Which of the following does NOT describe a polymer?
____ 45. Carbon compounds that come from living organisms are called _____ compounds.
____ 46. How many electrons can a carbon atom share?
____ 47. Which of the following is a chemical reaction?
____ 48. _____ represents a formula for a chemical compound.
____ 49. The nucleus of an atom contains _____.
____ 50. Electrons move about the nucleus of an atom in regions called _____.
____ 51. What are the basic building blocks of proteins?
____ 52. Water dissolves many ionic and molecular compounds because of its _____.
____ 53. When molecules of glucose and fructose combine to form sucrose, they do so by _____.
____ 54. A chlorine atom becomes a chloride ion when it _____.
____ 55. The various enzymes in our bodies are _____.
____ 56. Glucose and fructose, with the formula C6H12O6, differ in _____.
____ 57. A very strong base might have a pH of _____.
____ 58. Carbon-12, carbon-13, and carbon-14 are _____.
____ 59. The total number of atoms in a molecule of sucrose, C12H22O11, is _____.
____ 60. An atom of fluorine has nine electrons. Its second energy level has _____.
____ 61. An unsaturated lipid contains _____.
____ 62. Unlike carbohydrates and fats, proteins contain _____.
____ 63. Diffusion continues until there is no _____.
____ 64. Brownian motion is evidence of _____.
____ 65. Which of the atoms pictured in Figure 6-3 is most likely to form an ion?
____ 66. Which of the images in Figure 6-4 depicts dynamic equilibrium?
____ 67. Which element would need to be removed from the molecule in Figure 6-5 to make it unsaturated?