BIOLOGICAL 101>Prescotts Principles of Microbiology
Questions And Answers Latest 2025
Chapter 1
Student:
1. Which of the following distinguish the field of microbiology from other fields of biology?
A. The size of the organism studied
B. The techniques used to study organisms regardless of their size
C. Both the size of the organism studied and the techniques employed in the study of
organisms
D. Neither the size of the organism studied nor the techniques employed in
the study oforganisms regardless of their size
2. Who of the following developed a set of criteria that could be used to establish a
causative link between a particular microorganism and a particular disease?
A. Fracastoro
B. Koch
C. Pasteur
D. Lister
3. Who of the following was the first to observe and accurately describe microorganisms?
A. Pasteur
B. Lister
C. Van Leeuwenhoek
D. Tyndall
BIOLOGICAL 101>Prescotts Principles of Microbiology
,4. Who of the following provided the evidence needed to discredit the concept of
spontaneousgeneration?
A. Pasteur
B. Koch
C. Semmelweiss
D. Lister
5. The ribosomal RNA studies that led to the division of procaryotic organisms into the
Bacteria and the Archea were begun by
A. Pasteur
B. Woese
C. Needham
D. Watson
6. The concept that living organisms arise from nonliving material is called
A. Biogenesis
B. Cell theory
C. Spontaneous generation
D. Germ theory
7. Cells with a relatively simple cell morphology that do not have a true membrane-
delimited nucleus are called
A. Procaryotes
B. Eucaryotes
C. Urcaryotes
D. Nocaryotes
BIOLOGICAL 101>Prescotts Principles of Microbiology
,8. The concept that human and animal diseases are caused by microorganisms is called
the
A. Cell theory
B. Germ theory
C. Causative theory
D. Disease theory
9. Cells with a relatively complex morphology that have a true membrane-delimited
nucleus are called
A. Procaryotes
B. Eucaryotes
C. Urcaryotes
D. Nocaryotes
10. Whose work on spontaneous generation first demonstrated the existence of a very
heat-resistant form of bacteria that are called endospores?
A. Schwann
B. Redi
C. Tyndall
D. Pasteur
11. Protists contain all of the following forms of life except
A. Protozoa
B. Fungi
C. Slime molds
D. Algae
BIOLOGICAL 101>Prescotts Principles of Microbiology
, 12. Antiseptic surgery was pioneered by
A. Pasteur
B. Lister
C. Jenner
D. Kitasato
13. Studies by Emil von Behring and Shibasaburo Kitasato demonstrated that
inactivated toxins can induce the synthesis of antitoxins in the blood of rabbits.
These antitoxins (antibodies) are the basis of
A. Humoral immunity
B. Cell-mediated immunity
C. Antibiotic immunity
D. Phagocyte-mediated immunity
14. The first surgical antiseptic to be used was
A. Iodine
B. Ethanol
C. Phenol
D. None of the choices
15. Old cultures of bacteria that have lost their ability to cause disease are said to be
A. Impotent
B. Virulent
C. Pathogenic
D. Attenuated
BIOLOGICAL 101>Prescotts Principles of Microbiology
Questions And Answers Latest 2025
Chapter 1
Student:
1. Which of the following distinguish the field of microbiology from other fields of biology?
A. The size of the organism studied
B. The techniques used to study organisms regardless of their size
C. Both the size of the organism studied and the techniques employed in the study of
organisms
D. Neither the size of the organism studied nor the techniques employed in
the study oforganisms regardless of their size
2. Who of the following developed a set of criteria that could be used to establish a
causative link between a particular microorganism and a particular disease?
A. Fracastoro
B. Koch
C. Pasteur
D. Lister
3. Who of the following was the first to observe and accurately describe microorganisms?
A. Pasteur
B. Lister
C. Van Leeuwenhoek
D. Tyndall
BIOLOGICAL 101>Prescotts Principles of Microbiology
,4. Who of the following provided the evidence needed to discredit the concept of
spontaneousgeneration?
A. Pasteur
B. Koch
C. Semmelweiss
D. Lister
5. The ribosomal RNA studies that led to the division of procaryotic organisms into the
Bacteria and the Archea were begun by
A. Pasteur
B. Woese
C. Needham
D. Watson
6. The concept that living organisms arise from nonliving material is called
A. Biogenesis
B. Cell theory
C. Spontaneous generation
D. Germ theory
7. Cells with a relatively simple cell morphology that do not have a true membrane-
delimited nucleus are called
A. Procaryotes
B. Eucaryotes
C. Urcaryotes
D. Nocaryotes
BIOLOGICAL 101>Prescotts Principles of Microbiology
,8. The concept that human and animal diseases are caused by microorganisms is called
the
A. Cell theory
B. Germ theory
C. Causative theory
D. Disease theory
9. Cells with a relatively complex morphology that have a true membrane-delimited
nucleus are called
A. Procaryotes
B. Eucaryotes
C. Urcaryotes
D. Nocaryotes
10. Whose work on spontaneous generation first demonstrated the existence of a very
heat-resistant form of bacteria that are called endospores?
A. Schwann
B. Redi
C. Tyndall
D. Pasteur
11. Protists contain all of the following forms of life except
A. Protozoa
B. Fungi
C. Slime molds
D. Algae
BIOLOGICAL 101>Prescotts Principles of Microbiology
, 12. Antiseptic surgery was pioneered by
A. Pasteur
B. Lister
C. Jenner
D. Kitasato
13. Studies by Emil von Behring and Shibasaburo Kitasato demonstrated that
inactivated toxins can induce the synthesis of antitoxins in the blood of rabbits.
These antitoxins (antibodies) are the basis of
A. Humoral immunity
B. Cell-mediated immunity
C. Antibiotic immunity
D. Phagocyte-mediated immunity
14. The first surgical antiseptic to be used was
A. Iodine
B. Ethanol
C. Phenol
D. None of the choices
15. Old cultures of bacteria that have lost their ability to cause disease are said to be
A. Impotent
B. Virulent
C. Pathogenic
D. Attenuated
BIOLOGICAL 101>Prescotts Principles of Microbiology
