TCDHA MICROBIOLOGY FINAL PAPER
2026 TEST QUESTIONS AND CORRECT
ANSWERS VERIFIED
●● What are the several sub-disciplines within microbiology?.
Answer: 1. Bacteriology
2. Mycology
3. Protozoology
4. Virology
●● What is the study of Bacteria?.
Answer: bacteriology
●● What is the study of fungi?.
Answer: mycology
●● What is immunology?.
Answer: Knowledge of body's defense mechanism (immune system) that
adds to the understanding of disease prevention through immunization,
and the natural barriers of the body against infection
●● What did Girolamo Francastoro do?.
,Answer: - recognized existence of "tiny living particles that cause
"catching" (contagious) disease
- spread by direct contact with humans, and indirect contacts with
objects
●● What did Antoni van Leeuwenhoek do?.
Answer: - Used the microscope to view live microbes which he called
'animalcules'
- Discovered bacteria
- first to see microbe
●● What did Edward Jenner do?.
Answer: - He created the small pox vaccination from cow pox.
- credited with concept of immunization
●● What did Louis Pasteur do?.
Answer: - invented pasteurization
- saved wine industry by heating grape juice to reduce amount of
bacteria
- use of heat to destroy vegetative bacteria + resistent bacterial spores
- discovered bacteria produced disease such as anthrax and cholera
- created first vaccines for rabies, anthrax and cholera
,●● What did John Tyndall do?.
Answer: - discovered tyndallization
- discovered need for prolonged heating to destroy bacteria
●● What are the 2 forms that bacteria exist?.
Answer: - heat stable
- heat sensitive
●● What is tyndallization?.
Answer: Prolong/ intermittent heat to destroy heat-stable/sensitive
bacteria
●● What did Ferdinand Cohn do?.
Answer: discovered endospores
●● What are endospores?.
Answer: Dormant form of bacteria w/ enhance resistance to heat,
staining and disinfection
●● What did Joseph Lister do?.
Answer: Discovered role of airborne microorganisms
Discovered that airborne mo's can be reduced w carbolic acid (phenols)
, ●● What did Christian Gram do?.
Answer: developed gram stain
●● What is gram staining?.
Answer: Determines differences in the cell wall
2 distinct groups - gram positive and gram negative
●● What did Ignaz Semmelweis do?.
Answer: Recognized importance of handwashing
●● What did Sir Alexander Fleming discover?.
Answer: penicillin
●● What did Wendell Stanley do?.
Answer: Developed electron microscope
●● What did Robert Koch do?.
Answer: identified the bacterium that causes tuberculosis, anthrax and
cholera
2026 TEST QUESTIONS AND CORRECT
ANSWERS VERIFIED
●● What are the several sub-disciplines within microbiology?.
Answer: 1. Bacteriology
2. Mycology
3. Protozoology
4. Virology
●● What is the study of Bacteria?.
Answer: bacteriology
●● What is the study of fungi?.
Answer: mycology
●● What is immunology?.
Answer: Knowledge of body's defense mechanism (immune system) that
adds to the understanding of disease prevention through immunization,
and the natural barriers of the body against infection
●● What did Girolamo Francastoro do?.
,Answer: - recognized existence of "tiny living particles that cause
"catching" (contagious) disease
- spread by direct contact with humans, and indirect contacts with
objects
●● What did Antoni van Leeuwenhoek do?.
Answer: - Used the microscope to view live microbes which he called
'animalcules'
- Discovered bacteria
- first to see microbe
●● What did Edward Jenner do?.
Answer: - He created the small pox vaccination from cow pox.
- credited with concept of immunization
●● What did Louis Pasteur do?.
Answer: - invented pasteurization
- saved wine industry by heating grape juice to reduce amount of
bacteria
- use of heat to destroy vegetative bacteria + resistent bacterial spores
- discovered bacteria produced disease such as anthrax and cholera
- created first vaccines for rabies, anthrax and cholera
,●● What did John Tyndall do?.
Answer: - discovered tyndallization
- discovered need for prolonged heating to destroy bacteria
●● What are the 2 forms that bacteria exist?.
Answer: - heat stable
- heat sensitive
●● What is tyndallization?.
Answer: Prolong/ intermittent heat to destroy heat-stable/sensitive
bacteria
●● What did Ferdinand Cohn do?.
Answer: discovered endospores
●● What are endospores?.
Answer: Dormant form of bacteria w/ enhance resistance to heat,
staining and disinfection
●● What did Joseph Lister do?.
Answer: Discovered role of airborne microorganisms
Discovered that airborne mo's can be reduced w carbolic acid (phenols)
, ●● What did Christian Gram do?.
Answer: developed gram stain
●● What is gram staining?.
Answer: Determines differences in the cell wall
2 distinct groups - gram positive and gram negative
●● What did Ignaz Semmelweis do?.
Answer: Recognized importance of handwashing
●● What did Sir Alexander Fleming discover?.
Answer: penicillin
●● What did Wendell Stanley do?.
Answer: Developed electron microscope
●● What did Robert Koch do?.
Answer: identified the bacterium that causes tuberculosis, anthrax and
cholera
