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Reproduction Practice Questions

A) the same genetic information as both of itsparents

B) the same genes as its parentC) different genes from its parentD) different genetic information from either of its

parents

1. An organism that reproduces asexually will haveoffspring that have

A) gametogenesis B) regenerationC) grafting D) sporulation

2. A lizard can escape from a predator by losing its tailwhen caught. Often, the lizard's tail is replaced by theprocess of

A) B)

C) D)

3. Which diagram represents the reproductive process ofbudding?

A) unequal division of cytoplasm and unequaldivision of genetic material

B) unequal division of cytoplasm and equaldivision of genetic material

C) equal division of cytoplasm and equal division ofgenetic material

D) equal division of cytoplasm and unequal divisionof genetic material

4. Budding is a form of asexual reproductioncharacterized by

A) asexual reproductionB) gametogenesisC) binary fissionD) meiosis

5. The release of spores by a mushroom is one type of


6. Base your answer to the following question on A technique used to reproduce plants is shown in the diagram below.

A) sexual reproduction B) gene manipulationC) asexual reproduction D) sex cell production

This technique is a form of

A) there were no other strawberry plants in the areato provide fertilization

B) nuclei traveled to the new plant through therunner to fertilize it

C) it was produced asexuallyD) it was produced sexually

7. Strawberries can reproduce by means of runners,which are stems that grow horizontally along theground. At the region of the runner that touches theground, a new plant develops. Why is the new plantgenetically identical to the parent?

A) They normally obtain most of their nourishmentfrom the seed.

B) They are normally genetically identical to theparent.

C) They normally have the monoploid number ofchromosomes.

D) They normally exhibit only dominantcharacteristics.

8. Which statement is true regarding plants produced byvegetative propagation?

9. Base your answer to the following question on Whichprocess is illustrated in the diagram below?

A) nuclear fusionB) sexual reproductionC) reduction divisionD) asexual reproduction

A) B)

C) D)

10. Which diagram represents binary fission?


A) mitosis of body cellsB) meiosis of body cellsC) meiosis of sex cellsD) mitosis of sex cells

11. Which process allows a mammal to continue to growin size?

A)

B)

C)

D)

12. The number in each circle below represents thechromosome number of the cell. Which diagramrepresents the production of offspring by anasexually reproducing organism

13. Base your answer to the following question on Aphotomicrograph of cells involved in various stagesof nuclear division is shown below.

A) Gametogenesis in Yeast CellsB) Cell Division in Human Blood CellsC) Meiosis in Male GametesD) Mitosis in an Onion Root Tip

Which title is most appropriate for thisphotomicrograph?

14. Which mitotic event in the chart below occurs afterthe other three events have taken place?

A) A B) B C) C D) D

A) polar body B) centrioleC) Golgi complex D) centromere

15. The chromatids of a double-stranded chromosomeare held together at a region known as the


A) the formation of a cell plate between twonew cells

B) the replication of centriolesC) the pairing of homologous chromosomesD) a pinching-in of the cell membrane to form two

cells

16. A student using a compound light microscope isobserving cells undergoing mitotic cell division. Ifthe cells are from a bean plant, which process couldthe student observe?

17. Base your answer to the following question on thediagrams below.

A) A B) B C) C D) D

Which diagram shows the formation of a cell plate?

A) cancer B) oogenesisC) regeneration D) cleavage

18. Uncontrolled cell division is a characteristic of

A) cloning B) recombinationC) meiosis D) mitosis

19. The diagram below represents structures found in ahuman female.

Which process results in the formation of structureX?

20. Base your answer to the following question on Thediagram below represents stages in the processes ofreproduction and development in an animal.

A) B B) D C) A D) C

Cells containing only half of the genetic informationcharacteristic of this species are found at

21. A sperm cell from an organism is represented in thediagram below.

A) Energy to move the flagellum originates in themiddle piece.

B) The acrosome contains half the normalnumber of chromosomes.

C) The head may contain a mutation.D) This cell can unite with another cell resulting in

the production of a new organism.

Which statement regarding this sperm cell is notcorrect?


22. Base your answer to the following question on Thedistribution of chromosomes in one type of celldivision is shown in the diagram below.

A) mitosisB) asexual reproductionC) meiosisD) vegetative propagation

Which process is represented in the diagram?

A) cleavage B) cyclosisC) spermatogenesis D) oogenesis

23. Which process produces polar bodies that eventuallydegenerate?

A) four diploid cellsB) one monoploid cell, onlyC) one diploid cell, onlyD) four monoploid cells

24. The process of meiotic cell division in a human maleusually forms

A) zygote and sperm cellB) kidney cell and egg cellC) skin cell and fertilized egg cellD) liver cell and sperm cell

25. Which two structures of a frog would most likelyhave the same chromosome number?

A) Adaptive traits are usually passed fromparent to offspring without geneticmodification.

B) It always enables organisms to survive inchanging environmental conditions.

C) Mutations are not passed from generation togeneration.

D) It is responsible for many new variations inoffspring.

26. Which statement describes asexual reproduction?

A) genetic variability of offspringB) large numbers of gametesC) increasingly complex multicellular organismsD) cloning of superior offspring

27. Meiosis and fertilization are important for thesurvival of many species because these twoprocesses result in

A) 48 B) 32 C) 8 D) 16

28. A sperm cell of an alligator has 16 chromosomes.What is the total number of chromosomes normallypresent in a stomach cell of this alligator?

A) A B) B C) C D) D

29. The diagram below shows stages of humanreproduction.

The direct result of fertilization is represented at


A) fusion of gametes in the outside environmentB) fertilization within the body of the femaleC) male gametes that may be carried by the windD) female gametes that develop within ovaries

30. Which characteristic of sexual reproduction hasspecifically favored the survival of animals that liveon land?

A) fertilization outside the body of the femaleB) egg cells with the ability to locomoteC) diploid gametes that undergo differentiationD) semen as a transport medium for sperm

31. An adaptation that has enabled animals to reproducesuccessfully on land is

A) fusion of gametes in a moist internalenvironment

B) release of thousands of eggsC) release of nonmotile spermD) fusion of gametes in a dry external environment

32. A characteristic of fertilization in most terrestrialvertebrates is the

A) motile gametesB) external fertilizationC) external developmentD) internal fertilization

33. Which reproductive adaptation is characteristic ofmost terrestrial vertebrates but not of most aquaticvertebrates?

A) mammals and birdsB) reptiles and birdsC) amphibians and reptilesD) fish and amphibians

34. With which type of organism does externalfertilization occur most often?

35. The chart below summarizes data obtained from theobservation of eggs of three animal species:A, B, and C.

A) A, only B) A and CC) C, only D) B and C

External fertilization most likely occurs in species


36. Base your answer to the following question on Which phrase best describes a process represented inthe diagram below?

A) a gamete dividing by meiosis B) a gamete dividing by mitosisC) a zygote dividing by meiosis D) a zygote dividing by mitosis

A) differentiation B) cleavageC) fertilization D) meiosis

37. Whick term describing the series of rapid celldivisions that occur immediately after zygoteformation?

38. Base your answer to the following question on thediagram below and on your knowledge of biology.The arrows in the diagram represent processes.

A) synapsis B) ovulationC) spermatogenesis D) cleavage

Which process is represented by letter A?

A) expresses different genes than the muscle cellB) destroys the muscle cell genes it containsC) lacks the genes found in muscle cellsD) contains different genes than the muscle cell

39. Although a liver cell and a muscle cell in a humandeveloped from the same single cell, theirappearance and functions are different. This isbecause the liver cell

40. The diagram below represents early stages of embryo development.

A) A B) B C) C D) D

The greatest amount of differentiation for organ formation most likely occurs at arrow

A) gastrula stage B) zygote stageC) blastula stage D) cleavage stage

41. A third cell layer in the human embryo is formedduring the

42. Base your answer to the following question on thediagrams below and on your knowledge of biology.

A) 11 B) 8 C) 6 D) 4

Which diagram shows the first appearance of thedistinct layer of cells that will form the muscular,skeletal, and circulatory systems?


A) cleavage ® fertilization ® growth ® differentiation

B) fertilization ® differentiation ® cleavage ® growth

C) fertilization ® cleavage ® differentiation ® growth

D) growth ® cleavage ® fertilization ® differentiation

43. Which sequence represents the correct order ofevents in the development of sexually reproducinganimals?

A) internal fertilization and internaldevelopment of the fetus

B) external fertilization and internal developmentof the fetus

C) external fertilization and external developmentof the fetus

D) internal fertilization and external developmentof the fetus

44. Most mammals have adaptations for

A) placenta B) gameteC) stomach D) ovary

45. The structure that makes nutrients most directlyavailable to a human embryo is the

A) liver B) ovaryC) uterus D) stomach

46. In most animal species with internal development,the embryo becomes implanted in the lining of the

47. Which type of fertilization and development occursin the life cycle of the organisms represented below?

A) external fertilization and externaldevelopment

B) internal fertilization and external developmentC) external fertilization and internal developmentD) internal fertilization and internal development

A) a low insulin level in either a male or a femaleB) a high progesterone level in a maleC) estrogen in concentrations that would produce

sperm in a femaleD) the presence of testosterone regulating

gamete production in a male

48. Which situation would be part of the normalreproductive cycle of a human?


49. Base your answer to the following question on thediagram below and on your knowledge of biology.The letters in the diagram indicate structures presentin a human male.

A) Gametes would no longer be transported tostructure C.

B) Structure D would be able to deliver moregametes.

C) Structure A would decrease in size.D) The blood supply to structure E would decrease

.

What change would occur immediately if bothstructures labeled B were damaged or blocked?

Base your answers to questions 50 and 51 on on thepicture below which represents systems in a humanmale and on your knowledge of biology.

A) A B) G C) C D) D

50. Which structure has both reproductive andexcretory functions?

A) B)C) D)

51. Which sequence represents the path of sperm leavingthe body?

52. Base your answer to the following question on Thediagram below represents a human reproductivesystem.

A) B B) C C) A D) D

Meiosis occurs within structure

53. Base your answer to the following question on thediagram below, which represents a necessary part ofhuman reproduction.

A) egg cells B) progesteroneC) thyroxin D) testosterone

In humans, this process is most influenced by thepresence of


A) 2 to 4 degrees below normal bodytemperature

B) 10 to 12 degrees above normal bodytemperature

C) 2 to 4 degrees above normal body temperatureD) 10 to 12 degrees below normal body

temperature

54. The scrotum is an important adaptation in humanmales because the optimum temperature for spermdevelopment is

A) beard development and number of fingersB) voice quality and beard developmentC) hair color and voice qualityD) hair color and eye color

55. Hormones produced by the testes control theexpression of traits for

Base your answers to questions 56 and 57 on thediagram below and on your knowledge of biology.The diagram represents the human femalereproductive system.

A) D B) A C) B D) C

56. The placenta forms from the combination of fetaltissue and tissue from structure

A) testosterone and eggsB) estrogen, progesterone, and testosteroneC) estrogen, progesterone, and eggsD) sperm and eggs

57. Structure A usually produces


58. Base your answer to the following question on the diagram below and on your knowledge of biology.The diagram represents the reproductive systems of the human female and male.

A) A B) G C) C D) F

In which structure do gametes usually unite to produce a zygote?

A) milk production and digestionB) nutrition and excretionC) meiosis and excretionD) blood exchange and digestion

59. In most mammals, the placenta is essential to theembryo for the processes of

A) hormonesB) complex carbohydratesC) sex cellsD) enzymes

60. The human reproductive system is regulated by

61. Base your answer to the following question on thediagram below, which represents the human femalereproductive system.

A) A B) B C) C D) D

In which part of this system does a fetus usuallydevelop?

A) menstruation ® ovulation ® corpus luteum ® follicle stage

B) follicle stage ® ovulation ® corpus luteum ® menstruation

C) follicle stage ® menstruation ® corpus luteum® ovulation

D) ovulation ® follicle stage ® corpus luteum ® menstruation

62. Which sequence represents the normal order ofevents that occur during the menstrual cycle?


63. Base your answer to the following question on Thediagram below represents a sequence of events in ahuman ovary.

A) spermatogenesis B) oogenesisC) regeneration D) budding

The process that occurs between stage A and stage B is known as

A) ovulation B) gestationC) implantation D) fertilization

64. The ovary releases an egg in a process known as

A) production of ATPB) digestive enzyme productionC) heart rateD) levels of specific hormones

65. As women age, their reproductive cycles stop due todecreased

Base your answers to questions 66 through 68 on thestage of the human menstrual cycle, chosen from thelist below, that is most closely associated with thatstatement.

Stages of the Human Menstrual Cycle

(1) Follicle (2) Ovulation (3) Corpus luteum (4) Menstruation

A) 1 B) 2 C) 3 D) 4

66. It is characterized by a yellow-bodied structure thatsecretes the hormone progesterone.

A) 1 B) 2 C) 3 D) 4

67. It usually will not occur if a zygote is formed duringthe cycle.

A) 1 B) 2 C) 3 D) 4

68. A mature egg is released.

A) pregnancy B) menstruationC) menopause D) ovulation

69. A temporary suspension of the menstrual cyclenormally occurs during

A) one egg, fertilized by one sperm cellB) two eggs, both fertilized by the same sperm

cellC) one egg, fertilized by two separate sperm cellsD) two eggs, each fertilized by a separate sperm

cell

70. Identical twins develop from

A) the fetus cannot excrete wastesB) alcohol can easily enter the mouth of the fetusC) the lungs of the fetus become functionalD) many of the essential organs of the fetus are

forming

71. The drinking of alcoholic beverages by a pregnantwoman is harmful to the development of her fetus.This is most damaging early in a pregnancy becauseduring this time


72. Base your answer to the following question on thediagram below, which represents a necessary part ofhuman reproduction.

A) 6 B) 7 C) 3 D) 4

The embryo is protected from shock by a substancelocated at

A) cartilage B) ligamentsC) tendons D) bone

73. Most of the skeleton of a human embryo iscomposed of connective tissue known as

74. Base your answer to the following question on thediagram below, which represents a human embryodeveloping in the uterus, and on your knowledge ofbiology.

A) membrane that protects the embryo frommechanical shock

B) site of exchange of materials between themother and the fetus

C) structure that stores yolk for the developingfetus

D) site where the female gametes undergo meiosisduring maturation

Structure 3 represents the

A) fertilization B) gestationC) menstruation D) pollination

75. In humans, the period of development before birth isknown as

Answer KeyReproduction Practice Q's

1. B2. B3. D4. B5. A6. C7. C8. B9. D10. B11. A12. D13. D14. B15. D16. A17. D18. A19. C20. C21. B22. C23. D24. D25. C26. A27. A28. B29. C30. B31. D32. A33. D34. D35. A

36. D37. B38. D39. A40. D41. A42. A43. C44. A45. A46. C47. A48. D49. A50. B51. C52. D53. D54. A55. B56. D57. C58. A59. B60. A61. D62. B63. B64. A65. D66. C67. D68. B69. A70. A

71. D72. B73. A74. B75. B

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