MICR 351 - Exam 1 Questions and
Answers
Types of infectious diseases - Answer-Bacterial, Viral, Parasitic, Fungal
Research and knowledge in microbiology have yielded benefits in what areas? - Answer-- Medicine
- Agriculture & Plant Infections
- Food Sciences
- Industries
- Environment
- Basic Sciences
Areas of Microbiology - Answer-- Virologists
- Bacteriologists
- Phycologists/Algologists
- Mycologists
- Protozoologists
- Immunology
,Three Domains of Life - Answer-Eukarya, Archaea, Bacteria
Who was the first person to observe and describe microorganisms accurately? - Answer-Antony Van
Leeuwenhoek (1632 - 1723)
________________ used a vaccination procedure to protect individuals from smallpox - Answer-Edward
Jenner (cc. 1798)
________ and __________ discovered that incubation of cultures for long intervals between transfers
caused pathogens to lose their ability to cause disease (attenuated) - Answer-Pasteur & Roux
_________ developed the process of pasteurization to preserve wine during storage. - Answer-Louis
Pasteur
__________ showed that a disease of silkworms was caused by fungus. - Answer-Agostini Bassi (1773 -
1856)
__________ demonstrated that the great Potato Blight of Ireland was caused by a water mold. -
Answer-M.J. Berkely (1845)
________ showed that smut and rust Fungi caused cereal crop diseases. - Answer-Heinrich da Bary
(1853)
________ showed that the Pebrine disease of silkworms was caused by a Protozoan. - Answer-Louis
Pasteur
, ________ developed a system of surgery designed to prevent microorganisms from entering wounds as
well as methods for treating instruments and surgical dressings (sterilize w/ phenol). - Answer-Joseph
Lister
Koch's Postulates - Answer-1. Microbes must be present in every case of disease and absent from
healthy individual.
2. Must be able to grow the microbes in pure culture.
3. Cultures microbes must give the same disease state.
4. Must be able to re-isolate microbes again from infected individuals.
Koch's work led to discovery/development of... - Answer-- Agar
- Petri dish
- Nutrient broth/nutrient agar
- Methods for isolating microorganisms
_____ shows that lactic acid fermintation is due to a microorganism. - Answer-Pasteur, 1857
_____ shows that microorganisms do not arise by spontaneous generation. - Answer-Pasteur, 1861
_____ demonstrates that anthrax is caused by Bacillus anthrasis. - Answer-Koch, 1867-1877
_____ cultures bacteria on gelatin. - Answer-Koch, 1881
_____ develops anthrax vaccine. - Answer-Pasteur, 1881
______ discovers tubercle bacillus, Mycobacterium tuberculosis. - Answer-Koch, 1882
Answers
Types of infectious diseases - Answer-Bacterial, Viral, Parasitic, Fungal
Research and knowledge in microbiology have yielded benefits in what areas? - Answer-- Medicine
- Agriculture & Plant Infections
- Food Sciences
- Industries
- Environment
- Basic Sciences
Areas of Microbiology - Answer-- Virologists
- Bacteriologists
- Phycologists/Algologists
- Mycologists
- Protozoologists
- Immunology
,Three Domains of Life - Answer-Eukarya, Archaea, Bacteria
Who was the first person to observe and describe microorganisms accurately? - Answer-Antony Van
Leeuwenhoek (1632 - 1723)
________________ used a vaccination procedure to protect individuals from smallpox - Answer-Edward
Jenner (cc. 1798)
________ and __________ discovered that incubation of cultures for long intervals between transfers
caused pathogens to lose their ability to cause disease (attenuated) - Answer-Pasteur & Roux
_________ developed the process of pasteurization to preserve wine during storage. - Answer-Louis
Pasteur
__________ showed that a disease of silkworms was caused by fungus. - Answer-Agostini Bassi (1773 -
1856)
__________ demonstrated that the great Potato Blight of Ireland was caused by a water mold. -
Answer-M.J. Berkely (1845)
________ showed that smut and rust Fungi caused cereal crop diseases. - Answer-Heinrich da Bary
(1853)
________ showed that the Pebrine disease of silkworms was caused by a Protozoan. - Answer-Louis
Pasteur
, ________ developed a system of surgery designed to prevent microorganisms from entering wounds as
well as methods for treating instruments and surgical dressings (sterilize w/ phenol). - Answer-Joseph
Lister
Koch's Postulates - Answer-1. Microbes must be present in every case of disease and absent from
healthy individual.
2. Must be able to grow the microbes in pure culture.
3. Cultures microbes must give the same disease state.
4. Must be able to re-isolate microbes again from infected individuals.
Koch's work led to discovery/development of... - Answer-- Agar
- Petri dish
- Nutrient broth/nutrient agar
- Methods for isolating microorganisms
_____ shows that lactic acid fermintation is due to a microorganism. - Answer-Pasteur, 1857
_____ shows that microorganisms do not arise by spontaneous generation. - Answer-Pasteur, 1861
_____ demonstrates that anthrax is caused by Bacillus anthrasis. - Answer-Koch, 1867-1877
_____ cultures bacteria on gelatin. - Answer-Koch, 1881
_____ develops anthrax vaccine. - Answer-Pasteur, 1881
______ discovers tubercle bacillus, Mycobacterium tuberculosis. - Answer-Koch, 1882
