1. Unit 8 & 9 Evolution/Classification ]
Rewind your mind
Unit 8 & 9 Evolution/Classification ]

2. Biologists use a classification system to group organisms in part because organisms
Are going extinct
Are too much alike
Are very numerous and diverse
Share many similar characteristics

3. c) Are very numerous and diverse

4. 2. Scientists assign each kind of organism a universally accepted name in the system known as
a. traditional classification
b. the three domains
c. binomial nomenclature
d. cladistics

5. c. binomial nomenclature

6. 3) In taxonomy, a group at any level of organization is referred
to as a
A. cladogram C. taxon
B. binomial D. system

7. C. taxon

8. 4. Based on their names, you know that the baboons Papio annubis and Papio cynocephalus do NOT belong to the same
a. class
b. family
c. genus
d. species

9. d. species

10. 5) The second part of a scientific name is unique to each
A. order in its class C. genus in its family
B. family in its order D. species in its genus

11. D. species in its genus

12. 6) A taxon of similar genus
kingdoms C. orders
B. phyla. D. family

13. D. family

14. 7) A taxon of similar classes
A. kingdom.
B. phylum
C. family
D. genus

15. B. phylum

16. 8) The most general and largest category in Linnaeus’s system is
A. the phylum
B. the kingdom
C. the genus
D. the class

17. B. the kingdom

18. 9) Similar genes among organisms are evidence of
A. binomial nomenclature.
B. mutations
C. common ancestry.
D. different anatomy.

19. C. common ancestry.

20. 10) Complete the correct order: kingdom, phylum
A. order, class, family, genus, species
B. class, family, order, genus, species
C. class, order, family, genus, species
D. class, order, family, species, genus

21. C. class, order, family, genus, species

22. c. convergent evolution d. commensalism
11) A white rabbit population has more individuals in a tundra biome than a brown rabbit population. What has occurred?
a. natural selection
b. common descent
c. convergent evolution
d. commensalism

23. a. natural selection

24. 12) The success of an organism in surviving and reproducing is a measure of its:
a. Fitness
b. Polygenic traits
c. Speciation
d. Gene pool

25. a. Fitness

26. 13. Miller and Urey’s experiment of mixing gases to produce amino acids represents:
a. Disruptive selection
b. Natural selection
c. Biogenesis
d. Abiogenesis

27. d. Abiogenesis

28. 15) The experiment that proved that flies produce maggots and not rotting meat represents:
a. Disruptive selection
b. Natural selection
c. Biogenesis
d. Abiogenesis

29. c. Biogenesis

30. 16) Which of the following provides the best evidence of proving evolutionary relationships?
a. Fossils
b. Homologous structures
c. Biochemical evidence (DNA)
d. Vestigial organs

31. c. Biochemical evidence (DNA)

32. 17. Lamarck’s theory of evolution includes the concept that organs in a species disappear as a result of:
a. Continual increases in population size
b. The actions of organisms as they fail to use body structures
c. An unchanging local environment
d. The natural variations already present within

33. b. The actions of organisms as they fail to use body structures

34. 18. The hypothesis that species change over time
by natural selection was proposed by:
a. Mendel
b. Lamarck
c. Darwin
d. Miller & Urey

35. c. Darwin

36. 19) Red and white snapdragons mated to produce pink snapdragons is a result of:
incomplete dominance
polygenic inheritance
codominance
complete dominance

37. incomplete dominance

38. 20) Black-feathered chickens and white-feathered chickens mated to produce black and white feathered chickens is the result of:
incomplete dominance
polygenic inheritance
codominance
complete dominance

39. C. codominance

40. 21 Nondisjunction can occur if ______ chromosomes fail to separate during meiosis I.
homologous
heterozygous
defective
sex

41. A. homologous

42. 22) A normal human diploid zygote contains a full set of:
23 chromosomes
46 chromosomes
44 chromosomes
XXY chromosomes

43. B. 46 chromosomes

44. 23) Fertilization results in
a) A zygote
b) A diploid cell
c) A cell with a new genetic combination
d) All of the above

45. d) All of the above

46. 24) The diploid number of chromosomes in humans is 46
24) The diploid number of chromosomes in humans is 46. The haploid number is
a) 92
b) 46
c) 23
d) 103

47. c) 23

48. 25) During which stage of meiosis does crossing over occur?
a) Prophase I
b) Metaphase I
c) Telophase I
d)Anaphase I

49. a) Prophase I

50. a) Sexual reproduction b) Asexual reproduction c) Binary Fission
26) Genetic diversity is greatest in:
a) Sexual reproduction
b) Asexual reproduction
c) Binary Fission
d) Mitosis

51. a) Sexual reproduction

52. 27) Mitosis results in two ________ cells, while meiosis results in _______ haploid cells.
a) haploid/four
b) diploid/two
c) diploid/four
d) haploid/two

53. C. diploid/four

54. 28. Which of the following is an advantage of sexual
reproduction over asexual reproduction? I. Sexual reproduction is more rapid and less complicated. II. Sexual reproduction results in more diversity. III. Sexual reproduction requires only one parent. IV. Sexual reproduction produces more offspring A. III only B. I only C. IV only D. II only

55. D. II only

56. 29) The type of bacterial reproduction that is most similar to sexual reproduction is called _______.
A. budding B. binary fission C. fragmentation D. conjugation

57. D. conjugation

58. 30) Sexual reproduction produces offspring that are genetically
_______ to the parents.
A. different B. unrelated C. clones D. identical

59. A. different

60. 31) The process of cell division that creates sex cells in sexually
reproducing organisms is called A. meiosis. B. mitosis. C. replication. D. translation

61. A. meiosis.

62. 32) The offspring of a sexually-reproducing organism receives A
32) The offspring of a sexually-reproducing organism receives A. an exact copy of each parent's genetic material. B. an exact copy of one parent's genetic material. C. genetic material that is not related to either parent. D. half of its genetic material from each parent.

63. D. half of its genetic material from each parent.

64. 33) Select the choice that best completes the following sentence: ________ reproduction requires one parent, while ________ reproduction requires two parents. A. Asexual, sexual B. Sexual, asexual C. Animal, bacterial D. Single, double

65. A. Asexual, sexual

66. 34) Tony is in science class, and he is studying an organism that reproduces sexually. The genetic material of the organism
A. will be passed to its offspring without any changes. B. is a blend of the genetic material of its parents. C. is identical to its own genetic material. D. all of these

67. B. is a blend of the genetic material of its parents.

68. 35) In sexual reproduction, the sex cells from each parent that combine to form a new offspring are called ________. A. chromosomes B. gametes C. diploids D. zygotes

69. B. gametes

70. 36) Asexual reproduction produces offspring that are genetically _______ to the parent. A. opposite B. similar C. identical D. unrelated

71. C. identical

72. 37. In general, asexual reproduction is used by _______ organisms.
A. simple B. extinct C. underwater D. complex

73. A. simple