Microbiology Exam 1 (chapter 1-4)
Questions and Answers
Which of the following is a correct usage binomial nomenclature?
a. Escherichia Coli
b. Escherichia coli - Answer-b
Archaea differ from bacteria in that archara...
a. lack nuclei
b. are prokaryotic
c. lack peptidoglycan
d. reproduce by binary fission - Answer-c
Which of the following is a non-living obligate parasite?
a. bacteria
b. yeast
c. protozoans
d. viruses - Answer-d
Archaea are pathogens of humans.
true or false - Answer-false
Spontaneous generation of microorganisms was disproven by:
a. Pasteur
b. Needham
c. Spallanzani
d. Lister - Answer-a
Peptidoglycan is the chemical that forms the cell of bacteria.
true or false - Answer-true
Edward Jenner developed the first vaccine to treat what disease in humans?
a. anthrax
b. tuberculosis
c. smallpox
d. cow pox - Answer-c
Who was the first to observe microorganisms under a microscope?
a. Von Leeuwenhoek
b. Cook
c. Pasteur
d. Needham - Answer-a
Spontaneous generation refers to living cells arising from other living cells.
, True or false - Answer-false
Robert Koch discovered the cause of?
a. small pox
b. anthrax
c. syphilis
d. cow pox - Answer-b
Glucose is a 6 carbon monosaccharide, what is its chemical formula?
a. C6 H10 O6
b. C5 H10 O5
c. C6 H12 O6
d. C5 H12 O5 - Answer-c
Starch, dextran, glycogen, and cellulose belong to which group of macromolecules.
a. lipids
b. carbohydrates
c. nucleic acids
d. proteins - Answer-b
At which level of protein structure are alpha-helicies and beta-pleats (sheets) formed?
a. Quaternary
b. Secondary
c. Primary
d. Tertiary - Answer-b
Electrons that are shared forming a covalent bond are always equally shared.
true or false - Answer-false
Hydrolysis of a triglyceride produces?
a. glycerol and fatty acids
b. up to 20 different amino acids
c. monosaccharides
d. four types of nucleotides - Answer-a
The structure of an atom includes which of the following
a. a nucleus with negatively charged protons and uncharged neutrons, with orbiting
positively charged electrons
b. a nucleus that contains protons, neutrons, and electrons which are all charged but
balance one another
c. a nucleus with positively charged protons and uncharged neutrons, with orbiting
negatively charged electrons.
d. a nucleus with negatively charged electrons balanced by positively charged protons
and orbiting uncharged neutrons - Answer-c
All compounds that contain carbon are considered organic.
Questions and Answers
Which of the following is a correct usage binomial nomenclature?
a. Escherichia Coli
b. Escherichia coli - Answer-b
Archaea differ from bacteria in that archara...
a. lack nuclei
b. are prokaryotic
c. lack peptidoglycan
d. reproduce by binary fission - Answer-c
Which of the following is a non-living obligate parasite?
a. bacteria
b. yeast
c. protozoans
d. viruses - Answer-d
Archaea are pathogens of humans.
true or false - Answer-false
Spontaneous generation of microorganisms was disproven by:
a. Pasteur
b. Needham
c. Spallanzani
d. Lister - Answer-a
Peptidoglycan is the chemical that forms the cell of bacteria.
true or false - Answer-true
Edward Jenner developed the first vaccine to treat what disease in humans?
a. anthrax
b. tuberculosis
c. smallpox
d. cow pox - Answer-c
Who was the first to observe microorganisms under a microscope?
a. Von Leeuwenhoek
b. Cook
c. Pasteur
d. Needham - Answer-a
Spontaneous generation refers to living cells arising from other living cells.
, True or false - Answer-false
Robert Koch discovered the cause of?
a. small pox
b. anthrax
c. syphilis
d. cow pox - Answer-b
Glucose is a 6 carbon monosaccharide, what is its chemical formula?
a. C6 H10 O6
b. C5 H10 O5
c. C6 H12 O6
d. C5 H12 O5 - Answer-c
Starch, dextran, glycogen, and cellulose belong to which group of macromolecules.
a. lipids
b. carbohydrates
c. nucleic acids
d. proteins - Answer-b
At which level of protein structure are alpha-helicies and beta-pleats (sheets) formed?
a. Quaternary
b. Secondary
c. Primary
d. Tertiary - Answer-b
Electrons that are shared forming a covalent bond are always equally shared.
true or false - Answer-false
Hydrolysis of a triglyceride produces?
a. glycerol and fatty acids
b. up to 20 different amino acids
c. monosaccharides
d. four types of nucleotides - Answer-a
The structure of an atom includes which of the following
a. a nucleus with negatively charged protons and uncharged neutrons, with orbiting
positively charged electrons
b. a nucleus that contains protons, neutrons, and electrons which are all charged but
balance one another
c. a nucleus with positively charged protons and uncharged neutrons, with orbiting
negatively charged electrons.
d. a nucleus with negatively charged electrons balanced by positively charged protons
and orbiting uncharged neutrons - Answer-c
All compounds that contain carbon are considered organic.
