BIOS 242 Week 4 Midterm Exam
Question1 Question : Antoni van Leeuwenhoek was the first person in history to
.
Student Answer:
use a magnifying glass.
develop a taxonomic system.
view protozoa and bacteria.
disprove spontaneous generation.
prove the germ theory.
Question 2 Question : Microbes that can live in the presence or absence of oxygen are
. called
Student Answer:
anaerobes.
facultative anaerobes.
obligate parasites.
archaea.
prokaryotes.
Question 3 Question : Which of the following scientists provided evidence in favor of the
. concept of spontaneous generation?
Student Answer:
Pasteur
, Needham
Redi
Buchner
Spallanzani
Question 4 Question : The microbial production of alcohol from sugar is known as
.
Student Answer:
fermentation.
pasteurization.
metabolism.
abiogenesis.
antisepsis.
Question 5 Question : Which of the following statements concerning Koch's postulates is
. false?
Student Answer:
Koch's postulates cannot be used to demonstrate the cause of all
diseases.
A suspected pathogen must be able to be grown in the
laboratory.
, All of Koch's postulates must be satisfied before an organism can
be proven to cause a particular disease.
Koch's postulates involve the experimental infection of
susceptible hosts.
A suspected pathogen must be found in the majority of
individuals with a particular disease.
Question 6 Question : The study of the body's defenses against pathogens is called
.
Student Answer:
etiology.
immunology.
chemotherapy.
molecular biology.
epidemiology.
Question 7 Question : Which of the following is NOT a characteristic of viruses?
.
Student Answer:
they are visible with a light microscope.
they are acellular.
Question1 Question : Antoni van Leeuwenhoek was the first person in history to
.
Student Answer:
use a magnifying glass.
develop a taxonomic system.
view protozoa and bacteria.
disprove spontaneous generation.
prove the germ theory.
Question 2 Question : Microbes that can live in the presence or absence of oxygen are
. called
Student Answer:
anaerobes.
facultative anaerobes.
obligate parasites.
archaea.
prokaryotes.
Question 3 Question : Which of the following scientists provided evidence in favor of the
. concept of spontaneous generation?
Student Answer:
Pasteur
, Needham
Redi
Buchner
Spallanzani
Question 4 Question : The microbial production of alcohol from sugar is known as
.
Student Answer:
fermentation.
pasteurization.
metabolism.
abiogenesis.
antisepsis.
Question 5 Question : Which of the following statements concerning Koch's postulates is
. false?
Student Answer:
Koch's postulates cannot be used to demonstrate the cause of all
diseases.
A suspected pathogen must be able to be grown in the
laboratory.
, All of Koch's postulates must be satisfied before an organism can
be proven to cause a particular disease.
Koch's postulates involve the experimental infection of
susceptible hosts.
A suspected pathogen must be found in the majority of
individuals with a particular disease.
Question 6 Question : The study of the body's defenses against pathogens is called
.
Student Answer:
etiology.
immunology.
chemotherapy.
molecular biology.
epidemiology.
Question 7 Question : Which of the following is NOT a characteristic of viruses?
.
Student Answer:
they are visible with a light microscope.
they are acellular.
