Microbiology An Introduction 10E Tortora, Funke, Case Questions With 100 Correct & Verified Answers. Latest 2024 Update. A+ Grade Guaranteed.

Chapter 1 1) Which of the following pairs is mismatched? A) Pasteur — proof of biogenesis B) Ehrlich — chemotherapy C) Jenner — vaccination D) Koch — aseptic surgery Answer: D 2) Which of the following is a scientific name? A) Streptococcus pyogenes B) Flesh-eating bacteria C) IGAS D) Streptococci E) Group A streptococcus Answer: A 3) Which of the following is NOT a domain in the three-domain system? A) Animalia B) Eukarya C) Archaea D) Bacteria Answer: A 4) Which of the following statements about fungi is true? A) All are prokaryotic. B) All are multicellular. C) All are plants. D) All grow using sunlight and carbon dioxide. E) All require organic material for growth. Answer: E 5) Which of the following statements about protozoa is false? A) All are eukaryotic. B) All have complex cells. C) They are classified by their method of locomotion. D) All are unicellular. E) They have rigid cell walls. Answer: E 6) Which of the following statements about viruses is false? A) They have both DNA and RNA. B) They lack cells. C) They are parasites. D) They cannot metabolize nutrients. E) They cannot reproduce themselves. Answer: A 7) Regarding the experiments that "proved" spontaneous generation, which of the following statements is probably true? A) Microorganisms were already present. B) Air was lacking. C) Too much heat was applied. D) The food source could not support life. E) Excess carbon dioxide was present. Answer: A 8) Regarding Pasteur's experiments with the S-neck flask, which of the following statements is true? A) All microorganisms were killed before beginning. B) Any possibility of contamination was removed. C) There was air involved. D) There was a food source involved. E) All of the above. Answer: E 9) Which of the following statements about insect control by microorganisms is true? A) This technique is just as dangerous as the use of chemical pesticides. B) The insects develop resistance to the microorganisms. C) The microorganisms are specific for the insect pest. D) The microorganisms are permanent in the environment. E) The microorganisms may cause disease in other animals. Answer: C 10) Which of the following pairs is mismatched? A) Hooke — cell theory B) van Leeuwenhoek — germ theory C) Jenner — vaccines D) Pasteur — fermentation E) Lister — aseptic surgery Answer: B 11) Who disproved the theory of spontaneous generation? A) Hooke B) Pasteur C) Koch D) Virchow E) van Leeuwenhoek Answer: B 12) Who observed cells in plant material? A) Koch B) Pasteur C) Lister D) Hooke E) van Leeuwenhoek Answer: D 13) Who was first to observe microorganisms with a microscope? A) van Leeuwenhoek B) Pasteur C) Koch D) Weizmann E) Hooke Answer: A 14) Who proved that microorganisms cause disease? A) Semmelweis B) Koch C) Fleming D) Pasteur E) van Leeuwenhoek Answer: B 15) Which of the following is a scientific name? A) Leprosy bacterium B) Hansen's bacillus C) Acid-fast bacteria D) Mycobacterium leprae Answer: D 16) Classification of organisms in the three domains is based on A) Number of cells. B) Cell wall. C) Type of cell. D) Nutritional type. E) Nucleus. Answer: C 17) Which of the following statements is false? A) All viruses are parasites. B) All fungi are multicellular. C) All fungi have nuclear membranes. D) All bacteria lack nuclear membranes. E) All protozoa are unicellular. Answer: B 18) Which of the following statements is true? A) Protozoa have rigid cell walls. B) Fungi are plants. C) Bacteria cannot move. D) Viruses cannot reproduce outside a host cell. E) Algae are parasites. Answer: D 19) findings was essential for Jenner's vaccination process? A) Disease is caused by viruses. B) A weakened microorganism may produce immunity. C) A weakened microorganism will not cause disease. D) Someone who recovers from a disease will not acquire that disease again. E) Vaccination provides immunity. Answer: B 20) Which of the following requirements was NOT necessary for Pasteur to disprove spontaneous generation? A) Identifying bacteria B) Providing a food source that would support growth C) Keeping microorganisms out D) Removing microorganisms that were initially present E) Supplying air Answer: A 21) Which of the following pairs is mismatched? A) Virologist — studies human immunodeficiency virus B) Immunologist — studies ecology of Legionella pneumophila C) Molecular biologist — studies recombinant DNA D) Microbial physiologist — studies fermentation of sourdough bread E) Microbial ecologist — studies bacteria that degrade oil Answer: B 22) Which of the following pairs is mismatched? A) Penicillin — antibiotic B) Chemotherapy — treatment of disease C) Vaccine — a preparation of microorganisms D) Normal microbiota — harmful E) Pathogen — disease causing Answer: D 23) Which one of the following does NOT belong with the others? A) Eukarya B) Fungi C) Archaea D) Bacteria Answer: B 24) Which of the following is NOT an example of biotechnology? A) Bacterial production of vinegar B) Bacterial production of French bread C) Bacterial production of yogurt D) Bacterial degradation of a dead animal E) Bacterial production of human insulin Answer: D 25) CANNOT be made by using recombinant DNA technology? A) Pharmaceutical drugs B) Vaccines C) Pest-resistant crops D) Life E) Human hormones Answer: D 26) Which of the following is the best definition of biotechnology? A) The development of recombinant DNA technology B) Bacterial production of foods C) The curing of diseases D) The use of microorganisms in sewage treatment E) The use of living organisms to make desired products Answer: E 27) You are observing a cell through a microscope and note that it has no apparent nucleus. You conclude that it most likely A) Is a plant cell. B) Has a peptidoglycan cell wall. C) Is part of a multicellular animal. D) Moves by pseudopods. E) Has a cellulose cell wall. Answer: B 28) A nucleated, green cell that moves by means of flagella is a(n) A) Fungus. B) Alga. C) Helminth. D) Virus. E) Bacterium. Answer: B 29) An agent that reproduces in cells but is NOT composed of cells and contains RNA as its genetic material is a(n) A) Bacterium. B) Virus. C) Fungus. D) Helminth. Answer: B 30) A multicellular organism that has chitin cell walls and absorbs organic material is a(n) E) Alga. A) Fungus. B) Bacterium. C) Alga. D) Virus. Answer: A 31) A multicellular organism that has a mouth and lives in an animal host is a(n) E) Helminth. A) Fungus. B) Virus. C) Helminth. D) Bacterium. E) Alga. Answer: C 32) In the name Escherichia coli, coli is the A) Genus. B) Specific epithet. C) Kingdom. D) Discoverer. E) Domain. Answer: B 33) pairs is mismatched? A) Jacob and Monod — microbial genetics B) Winogradsky — microbial ecology C) Jenner — immunology D) Weizmann — virology E) Lancefield — immunology Answer: D 34) You are looking at a white cottony growth on a culture medium. Microscopic examination reveals it is multicellular. Which of the following conclusions about this organism is false? A) It has cell walls. B) It has DNA enclosed in a nucleus. C) It absorbs organic nutrients. D) It is eukaryotic. E) It is a bacterium. Answer: E 35) Which of the following groups include members that lack DNA? A) Fungi B) Viruses C) Helminths D) Protozoa E) Bacteria Answer: B 36) Which one of the following does NOT belong with the others? A) Cellulose B) Nucleus C) Chitin D) Peptidoglycan Answer: B 37) Which of the following organisms lack cell walls? A) Plantae B) Animalia C) Bacteria D) Fungi Answer: B 38) Which of the following does NOT belong with the others? A) Helminthes B) Animalia C) Protista D) Fungi E) Plantae Answer: C 39) Fungi differ from bacteria in that fungi A) Have cell walls. B) Spoil food. C) Are cellular. D) Have DNA. E) Have a nucleus. Answer: E 40) Archaea differ from bacteria in that archaea A) Use organic compounds for food. B) Reproduce by binary fission. C) Are prokaryotic. D) Lack peptidoglycan. E) Lack nuclei. Answer: D