Foundations in Microbiology 9Th ed By Talaro - Test Bank

Foundations in Microbiology 9Th ed By Talaro – Test Bank

 

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Sample Questions Are Posted Below

 

ch05
Student: ___________________________________________________________________________

1.

Protists include
A. yeasts and molds.
B. algae and protozoa.
C. helminths.
D. All of the choices are correct.
E. None of the choices are correct.

2.

The eukaryotic cell organelle that most resembles a bacterial cell is the
A. nucleus.
B. golgi apparatus.
C. mitochondria.
D. lysosome.
E. ribosome.

3.

Eukaryotic flagella differ from prokaryotic flagella because only eukaryotic flagella
A. are used for cell motility.
B. facilitate chemotaxis.
C. facilitate phototaxis.
D. are long whip-like structures.
E. contain microtubules.

4.

Cilia are found in certain
A. protozoa.
B. algae.
C. fungi.
D. bacteria.
E. All of the choices are correct.

5.

Chitin is a chemical component of the cell walls of
A. protozoa.
B. algae.
C. fungi.
D. bacteria.
E. All of the choices are correct.

6.

Cell walls are not found on typical cells of
A. protozoa.
B. algae.
C. fungi.
D. bacteria.
E. All of the choices are correct.

7.

The site for ribosomal RNA synthesis in eukaryotes is the
A. ribosome.
B. nucleolus.
C. nucleus.
D. golgi apparatus.
E. lysosome.

8.

When a eukaryotic cell is not undergoing mitosis, the DNA and its associated proteins appear as a visible
thread-like mass called the
A. nuclear envelope.
B. nucleosome.
C. nucleolus.
D. nucleoplasm.
E. chromatin.

9.

Histones are
A. found in polyribosomes.
B. enzymes found in lysosomes.
C. proteins of the cytoskeleton.
D. proteins associated with DNA in the nucleus.
E. on the surface of rough endoplasmic reticulum.

10. The eukaryotic cell’s glycocalyx is
A. mostly polysaccharide.
B. the site where many metabolic reactions occur.
C. also called the cell wall.
D. composed of many diverse proteins.
E. protection against osmotic lysis.
11. Which of the following is found in eukaryotic cells but not in prokaryotic cells?
A. nucleus
B. mitochondria
C. endoplasmic reticulum
D. lysosomes
E. All of the choices are correct.
12. The endosymbiotic theory says that precursor eukaryotic cells acquired flagella by endosymbiosis with a
_____ ancestor, and others gained photosynthetic ability from endosymbiosis with a _____ ancestor.
A. protozoan, algae
B. archaea, cyanobacteria
C. spirochete, cyanobacteria
D. helminth, algae
E. None of the choices are correct.
13. The cell’s series of tunnel-like membranes functioning in transport and storage are the
A. mitochondria.
B. lysosomes.
C. Golgi apparatus.
D. chloroplasts.
E. endoplasmic reticulum.
14. An organelle that is a stack of flattened, membranous sacs and functions to receive, modify, and package
proteins for cell secretion is the
A. mitochondria.
B. lysosomes.
C. Golgi apparatus.
D. chloroplasts.
E. endoplasmic reticulum.
15. Which organelle contains cristae where enzymes and electron carriers for aerobic respiration are
found?
A. mitochondria
B. lysosomes
C. Golgi apparatus
D. chloroplasts
E. endoplasmic reticulum

16. Organelles found in algae but not found in protozoa or fungi are the
A. mitochondria.
B. lysosomes.
C. Golgi apparatus.
D. chloroplasts.
E. endoplasmic reticulum.
17. Protists with contractile vacuoles
A. are algae.
B. use them to expel excess water from the cell.
C. typically live in salty seawater.
D. use them for motility.
E. All of the choices are correct.
18. The cytoskeleton
A. anchors organelles.
B. provides support.
C. functions in movements of the cytoplasm.
D. helps maintain cell shape.
E. All of the choices are correct.
19. The size of a eukaryotic cell ribosome is
A. 30S.
B. 40S.
C. 50S.
D. 70S.
E. 80S.
20. Filamentous fungi are called
A. pseudohyphae.
B. septa.
C. molds.
D. dimorphic.
E. mycelium.
21. When buds remain attached, they form a chain of yeast cells called
A. pseudohyphae.
B. septa.
C. molds.
D. dimorphic.
E. mycelium.
22. Fungi that grow as yeast at one temperature but will grow as mold at another temperature are called
A. dimorphic.
B. saprobes.
C. pseudohyphae.
D. spores.
E. Fungi Imperfecti (Deuteromycota).
23. Fungal spores
A. are only produced under harmful environmental conditions.
B. are only asexually produced.
C. cannot be seen in a light microscope.
D. are produced by molds but not by yeasts.
E. are used to identify fungi.

24. Which of the following spores are produced within a sac?
A. chlamydospores
B. sporangiospores
C. blastospores
D. arthrospores
E. zygospores
25. Which of the following spores are sexually produced?
A. chlamydospores
B. sporangiospores
C. blastospores
D. arthrospores
E. zygospores
26. A mold is observed to have asexual conidia, sexual spores within a sac, and septate hyphae. It is most
likely classified in the
A. Zygomycota.
B. Ascomycota.
C. Basidiomycota.
D. Deuteromycota.
E. Fungi Imperfecti.
27. What do zygospores, ascospores, and basidiospores have in common?
A. They are enclosed in a sac.
B. They are types of conidia.
C. They are sexual spores.
D. They are found only in molds.
E. All of the choices are correct.
28. Which is not a characteristic of fungi?
A. cells have cell walls
B. photosynthetic
C. include single-celled and filamentous forms
D. heterotrophic nutrition
E. can use a wide variety of nutrients
29. Blooms of certain dinoflagellates are associated with all of the following except
A. paralytic shellfish poisoning.
B. red tides.
C. ciguatera.
D. Pfiesteria piscicida.
E. euglenids.
30. Which is mismatched?
A. Pyrrophyta – euglenids
B. Chrysophyta – diatoms
C. Phaeophyta – brown algae
D. Rhodophyta – red seaweed
E. Chlorophyta – green algae
31. All of the following are found in some or all protozoa except
A. motility.
B. ectoplasm and endoplasm.
C. heterotrophic nutrition.
D. formation of a cyst stage.
E. cell wall.

32. The motile, feeding stage of protozoa is called the
A. trophozoite.
B. cyst.
C. sporozoite.
D. oocyst.
E. food vacuole.
33. The group of protozoa that have flagella are the
A. Sarcodina.
B. Ciliophora.
C. Mastigophora.
D. Apicomplexa.
E. None of the choices are correct.
34. Which is mismatched?
A. Giardia – transmitted by feces in drinking water
B. Histoplasma – causes Ohio Valley fever
C. Trichomonas – sexually transmitted
D. Plasmodium – causes Chagas disease
E. Saccharomyces – yeast in making bread and beer
35. All of the following are helminths except
A. pinworms.
B. flukes.
C. trypanosomes.
D. roundworms.
E. tapeworms.
36. Which of the following does not pertain to helminths?
A. in kingdom Protista
B. parasitic worms
C. eggs and sperm for reproduction
D. often alternate hosts in complex life cycles
E. have various organ systems
37. Larvae and eggs are developmental forms of
A. protozoa.
B. algae.
C. helminths.
D. fungi.
E. None of the choices are correct.
38.
Both fish and humans develop neurological symptoms and bloody skin lesions due to a sudden “bloom”
of this algae.
A. Prototheca
B. Pfiesteria piscida
C. diatoms
D. Phaeophyta
E. All of the above.

39. The stacks of thylakoids in a chloroplast are called
A. grana.
B. stroma.
C. mesosomes.
D. cristae.
E. packages.
40. In order to reproduce sexually, diploid cells must produce _________ gametes through ________.
A. diploid, mitosis
B. diploid, meiosis
C. haploid, mitosis
D. haploid, meiosis
E. triploid, mitosis
41. The smooth endoplasmic reticulum functions in synthesis of ___________.
A. glycogen
B. proteins
C. glucose
D. nucleic acids
E. lipids
42. Which of the following are present in viruses?
A. mitochondria
B. cytoskeleton
C. pigments
D. endoplasmic reticulum
E. none of the above
43. On what basis are fungi classified as Fungi Imperfecti, or Deuteromycota?
A. Based on their ability to cause diseases in animals.
B. Based on whether they have a cap containing gills.
C. Based on if the fungus lacks a sexual state.
D. Based on if they have a special fungal sac.
E. Based on if they can grow in acidic soil.
44. Which of the following is the cause of malaria?
A. Toxoplasma gondii
B. Plasmodium
C. Giardia
D. Leishmania
E. Trypanosoma
45. Sources for human infection with worms are all of the following except
A. infected animals.
B. contaminated food.
C. contaminated water.
D. contaminated soil.
E. contaminated air.
46. All of the following are correct about helminthes except
A. they generally make only a few eggs per day.
B. they are not all parasites, although some are.
C. as parasites, their reproductive organs are their most developed organs.
D. their eggs and larvae are vulnerable to heat.
E. tapeworms and pinworms are two examples.

47. The organelle involved in intracellular digestion of food particles is the
A. Golgi apparatus.
B. lysosomes.
C. cisternae.
D. transitional vesicles.
E. smooth endoplasmic reticulum.
48. Which of the following is in the correct order?
A. Cytokinesis, metaphase, anaphase, telophase
B. Metaphase, anaphase, cytokinesis, telophase
C. Prophase, cytokinesis, telophase, anaphase
D. Interphase, prophase, metaphase, anaphase, telophase
E. All of the choices are correct
49. Chromosomes are not visible in the nucleus unless the cell is undergoing nuclear division.
True False
50. Eukaryotic mitochondria have their own 70S ribosomes and circular DNA.
True False
51. The eukaryotic cell membrane is a bilayer of sterols.
True False
52. Infections caused by fungi are called mycoses.
True False
53. The only Division of Fungi that contains human pathogens is the Deuteromycota.
True False
54. All fungi have hyphae.
True False
55. All algae have chloroplasts.
True False
56. Algae are classified into Divisions based principally on their type of motility.
True False
57. Plankton are floating communities of helminths.
True False
58. Fungi are autotrophic.
True False
59. Biologists have found evidence that eukaryotic cells evolved from prokaryotic organisms by a process of
intracellular _____.
________________________________________
60. There are nine peripheral pairs and one central pair of _____ found inside eukaryotic flagella and cilia.
________________________________________
61. The passageways in the nuclear envelope for movement of substances to and from the nucleus and
cytoplasm are called nuclear _____.
________________________________________
62. Proteins associated with DNA in the nucleus of eukaryotic cells are called _______.
________________________________________

63. A _____ originates from the Golgi apparatus as one type of vesicle that contains a variety of enzymes for
intracellular digestion.
________________________________________
64. Chloroplasts are composed of membranous sacs called _____ that carry chlorophyll. Surrounding these
sacs is a ground substance called _____.
________________________________________
65. In eukaryotic cells, ribosomes have two locations: scattered in the _____, and on the surface of
_____.
________________________________________
66. The long, thread-like branching cells of molds are called _____.
________________________________________
67. During unfavorable growth conditions, many protozoa can convert to a resistant, dormant stage called a
_____.
________________________________________
68. Discuss in detail, at least four reasons why fungi belong in their own kingdom instead of the kingdoms
Plantae or Protista.

69. Compare and contrast the yeasts and molds with regard to: a) microscopic cellular morphology, b)
macroscopic colony morphology, and c) reproduction.

70. Compare and contrast protozoan cysts, fungal spores, and bacterial endospores with regard to: a) the
factors that stimulate their formation, b) their structure, and c) their function.

71. Discuss the role of specific algal and fungal toxins in human disease.

72. Compare and contrast the morphology of Cestodes, Trematodes, and Nematodes.

73. Compare and contrast the physical characteristics of protozoans, yeasts, and algae.

ch05 Key
1. B
2. C
3. E
4. A
5. C
6. A
7. B
8. E
9. D
10. A
11. E
12. C
13. E
14. C
15. A
16. D
17. B
18. E
19. E
20. C
21. A
22. A
23. E
24. B
25. E
26. B
27. C
28. B
29. E
30. A
31. E
32. A
33. C
34. D
35. C
36. A

37. C
38. B
39. A
40. D
41. E
42. E
43. C
44. B
45. E
46. A
47. B
48. D
49. TRUE
50. TRUE
51. FALSE
52. TRUE
53. FALSE
54. FALSE
55. TRUE
56. FALSE
57. FALSE
58. FALSE
59. symbiosis
60. microtubules
61. pores
62. histones
63. lysosome
64. thylakoids, grana
65. cytoplasm, rough endoplasmic reticulum
66. hyphae
67. cyst
68.
69.
70.
71.
72.
73.

ch05 Summary
Category
# of Questions
ASM Objective: 01.01 Cells, organelles (e.g., mitochondria and chloroplasts) and all major metabolic pathways evolved from early
7
prokaryotic cells.
ASM Objective: 02.01 The structure and function of microorganisms have been revealed by the use of microscopy (including brig
20
ht field, phase contrast, fluorescent, and electron).
ASM Objective: 02.04 While microscopic eukaryotes (for example, fungi, protozoa, and algae) carry out some of the same process
35
es as bacteria, many of the cellular properties are fundamentally different.
ASM Objective: 05.03 Microorganisms and their environment interact with and modify each other.
3
ASM Objective: 05.04 Microorganisms, cellular and viral, can interact with both human and nonhuman hosts in beneficial, neutral
7
or detrimental ways.
ASM Topic: Module 01 Evolution
16
ASM Topic: Module 02 Structure and Function
61
ASM Topic: Module 05 Systems
10
ASM Topic: Module 06 Impact of Microorganisms
1
Learning Outcome: 05.01 Describe the evolutionary history of eukaryotic cells.
3
Learning Outcome: 05.02 Provide a substantial theory regarding how eukaryotic cells originated and how multicellularity came to
2
be.
Learning Outcome: 05.03 List the eukaryotic groups and their body plans.
3
Learning Outcome: 05.04 Describe the plan of a basic eukaryotic cell and organelles, and indicate the structures all cells possess an
3
d those found only in some groups.
Learning Outcome: 05.05 Describe the types of eukaryotic locomotor appendages.
1
Learning Outcome: 05.06 Differentiate the structure and functions of flagella and cilia, and the types of cells that possess them.
3
Learning Outcome: 05.07 Define the glycocalyx for eukaryotic cells and list its basic functions.
1
Learning Outcome: 05.08 Characterize the cell wall and membrane of eukaryotic cells.
2
Learning Outcome: 05.09 Describe the structure of the nucleus and its outstanding features.
5
Learning Outcome: 05.10 Outline the stages in cell division and mitosis.
4
Learning Outcome: 05.11 Describe the structure of the two types of endoplasmic reticulum and their functions.
2
Learning Outcome: 05.12 Identify the parts of the Golgi apparatus, and explain its basic actions and uses in the cell.
2
Learning Outcome: 05.13 Summarize the stages in processing by the nucleus, endoplasmic reticulum, and Golgi apparatus involve
1
d in synthesis, packaging, and export.
Learning Outcome: 05.14 Describe the structure of mitochondrion, and explain its importance and functions.
3
Learning Outcome: 05.15 Describe the structure of chloroplasts, and explain their importance and functions.
4
Learning Outcome: 05.16 Discuss features of eukaryotic ribosomes.
2
Learning Outcome: 05.17 Indicate the basic structure of the cytoskeleton, and explain its main features and functions.
1
Learning Outcome: 05.18 Compare and contrast prokaryotic cells, eukaryotic cells, and viruses.
2
Learning Outcome: 05.19 Outline the basics of eukaryotic taxonomy.
1
Learning Outcome: 05.20 Explain what is meant by the term protist, and outline the types of organisms belonging to this designati
1
on.
Learning Outcome: 05.21 Describe the basic characteristics of the Kingdom Fungi in terms of general types of cells and organisms
7
, structure, and nutrition.
Learning Outcome: 05.22 Differentiate between characteristics of yeasts and molds, and define fungal spores.
8
Learning Outcome: 05.23 Classify types of fungal spores and explain their functions.
5
Learning Outcome: 05.24 Discuss the main features of fungal classification and representative examples of each group.
4
Learning Outcome: 05.25 Explain how fungi are identified.
5
Learning Outcome: 05.26 Discuss the importance of fungi in ecology, agriculture, commerce, and medicine.
4
Learning Outcome: 05.27 Discuss the major characteristics of algae, and explain how they are classified.
5
Learning Outcome: 05.28 Describe several ways that algae are important microorganisms.
4
Learning Outcome: 05.29 Summarize the main characteristics of protozoan form, nutrition, and locomotion.
5
Learning Outcome: 05.30 Describe the general life cycle and mode of reproduction in protozoans.
2
Learning Outcome: 05.31 Explain how protozoans are identified and classified.
2
Learning Outcome: 05.32 Outline a classification scheme for protozoans, and provide examples of important members of each gro
1
up.
Learning Outcome: 05.33 Explain some biological properties of parasites, and list some common protozoan pathogens.
1
Learning Outcome: 05.34 Describe the major groups of helminths and their basic morphology and classification.
4
Learning Outcome: 05.35 Explain the elements of helminth biology, life cycles, and reproduction.
5
Learning Outcome: 05.36 Discuss the importance of the helminth parasites.
1

Talaro – Chapter 05

73

Topic: Algae
Topic: Cellular Organization
Topic: Eukaryotic Structure/Function
Topic: Fungi
Topic: Helminths
Topic: Protozoans
Topic: Taxonomy of Microorganisms

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