Exam Questions and Correct
Answers | New Update
Which of the following was NOT an aspect of Pasteur's experiments to
disprove spontaneous generation?
A. The necks of the flasks he used were bent into an S-shape
B. The flasks were free of microbes until they opened
C. He boiled the infusions to kill any microbes present.
D. The flasks were incubated for very long periods of time
E. The flasks he used were sealed with corks - ANSWER ✔✔The
flasks he used were sealed with corks
,The study of the occurrence, distribution, and spread of disease is
known as:
A. Biotechnology
B. Biochemistry
C. Serology
D. Immunology
E. Epidemiology - ANSWER ✔✔Epidemiology
Work by ________ laid the foundations of the field of environmental
microbiology.
A. Beijerinck and Winogradsky
B. Pauling and Woese
C. Reid and Spallanzani
D. Lister and Semmelweis
E. Koch and Pasteur - ANSWER ✔✔Beijerinck and Winogradsky
What must one have before designing and conducting experiments?
A. A hypothesis
B. Popular opinion
C. A theory
, D. Scientific law
E. A complete set of data - ANSWER ✔✔A hypothesis
Whose search for chemicals would kill microbes without harming
humans was the foundation for chemotherapy?
A. Ehrlich
B. Koch
C. Pasteur
D. Lister
E. Gram - ANSWER ✔✔Ehrlich
Antoni van Leeuwenhoek was the first person in history to
A. Disprove spontaneous generation
B. Use a magnifying glass
C. View microorganisms and record these observations
D. Use the germ theory of disease
E. develop a taxonomic system - ANSWER ✔✔View microorganisms
and record these observations
Microorganisms characterized by the absence of a nucleus are called
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