Download BIOLOGY 1: FIRST SEMESTER FINAL EXAM

BIOLOGY 1: FIRST SEMESTER FINAL EXAM – review sheet
Chapter 1
1. List the characteristics of all living things?
2. What is a group of genetically similar organisms that can produce fertile offspring.
3. All living organisms are composed of these.
4. Define homeostasis.
5. The process by which organisms make more of their own kind.
6. A scientist noticed that the number of salamanders in ponds in the Rocky Mountains was declining. This was
an example of what step in the scientific method?
7. Name the order in which the steps of scientific investigations are most typically applied.
8. A hypothesis is a:
9. The English physician Ronald Ross wanted to find the cause of malaria. Based on his observations, Dr. Ross
suggested that the Anopheles mosquito might spread malaria from person to person. What part of the scientific
method is this suggestion?
10. What is a planned procedure to test a hypothesis is called?
11. The variable that is measured in an experiment is the ____ variable.
12. What is a scientific theory?
Chapter 2
13. Name the 3 parts of an atom.
14. What is the smallest particle of matter that can retain the chemical properties of that matter.
15. What is a substance that is composed of only one type of atom?
16. What kind of molecule has a partial positive charge on one side and a partial negative charge on the other side?
17. Describe an ionic bond.
18. Why do oil and water not mix when placed in the same container?
19. Is water a polar molecule? Why or why not?
20. Define organic and inorganic. Give examples of each.
Chapter 2, continued
21. All organic compounds contain the element?
22. List some organic molecules that are classified as carbohydrates?
23. What type of molecule are polysaccharides?
24. Are lipids polar or nonpolar? Why or why not?
25. What are the molecules that make up proteins?
26. Which organic molecules belong in the same category as lipids?
27. What type of fatty acids make up oils (liquid fats)?
28. Name some conditions that can affect the function of enzymes?
29. What are enzymes? What do they do?
Chapter 3
30.
What are the smallest units of living things?
31. In eukaryotic cells, chromosomes are found inside of what structure. Be able to identify the structure on a diagram
of a cell.
32. What structure in a eukaryotic cell produces vesicles filled with proteins?
33. Know the organelles of the cell and what they do.
34. How are prokaryotes and eukaryotes different?
35. Give an example of a prokaryotic cell?
Chapter 3, continued
36. What does the cell membrane do for the cell
37. How do most of the food and waste materials get into and out of the cell?
37. What is the name of the double membrane surrounding the nucleus?
38. What organelle helps maintain homeostasis by moving substances from one part of the cell to another?
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39. What is the function of the Golgi apparatus?
40. What organelles are associated with plant photosynthesis?
41. Plant cells have a large membrane-bound space in which water, waste products, and nutrients can be stored. What
is the name for this organelle?
42. How are chloroplasts similar to mitochondria?
43. How are plant and animal cells different?
44. What is the definition of diffusion?
45. What is the difference between a hypertonic and a hypotonic solution?
46.
The cell membrane is made up of a bilayer of:
47. What additional molecules are found in the bilayer of the cell membrane?
48. Which part of the bilayer is polar?
49. Which part of the bilayer is nonpolar?
50. What is the difference between passive and active transport?
51. What is the term that is used for the diffusion of water?
52. When a cell is placed in a hypotonic solution, what will happen to the cell?
53. When a cell is placed in a hypertonic solution, what will happen to the cell?
54. When equilibrium is reached, are the solutions hypertonic, hypotonic, or isotonic?
Chapter 13/14/16
55. What do you call the physical location of an ecosystem in which a given species lives?
56. Define ecology
57. Define abiotic factor and give four examples.
58.
Define biotic factor and give four examples.
59. Define succession.
60. Which type of succession would most likely occur following a forest fire?
61. What are decomposers? Name two.
62. Define producer and consumer.
63. What organisms manufacture organic nutrients for an ecosystem?
64. Refer to the illustration above. What is this diagram called, which shows how energy moves through an ecosystem?
65 Refer to the illustration above. List an herbivore, carnivore and omnivore.
65.
66. Refer to the illustration above. Crabeater Seals eat from what trophic levels?
67. Refer to the illustration above. On the pyramid, animals that feed on plant eaters are no lower than which trophic
level?
68. Refer to the illustration above. How much of the energy in level B is available to the organisms in level C?
69. In a food web, which type of organism receives energy from every other type?
70. Define detritivores and give two examples.
71. Refer to the illustration above. Starting with the primary consumers, what percent of energy is stored in each
trophic level from the previous level?
72. Precipitation and evaporation are important components of which cycle?
73. Give three examples of fossil fuel.
74. List four steps in the nitrogen cycle?
75. In what molecules in the body would you find nitrogen?
76. What are the primary producers in a grassland ecosystem?
The diagrams below show different kinds of interactions between species.
77. What type of symbiosis is illustrated in each of the diagrams above?
78. A tick feeding on a human is an example of
79. The relationship between plants and the bees that pollinate them is an example of
79. Refer to the table above. Name the types of symbiosis for 1, 2 and 3.
80. What is carrying capacity?
81. What is population density?
82. Define invasive species and give an example
83. List examples of density independent and density dependent limiting factors?