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Microbiology: Unit 1
 This page was last updated on 15-Jun-02

Main Menu / Study Aids / Self-Tests / Microbiology: Basic Concepts & Terminology

 Self-Tests - Microbiology:
Basic Concepts & Terminology
C
hoose the best answer for each question.  At the end of the quiz, click on the "Get Score" button and your quiz will automatically be graded.  The correct reponses will appear in the box underneath your score.

This test has 30 questions and covers basic terminology, concepts and chemical principles.  It is the first of five units in the Microbiology section.  Good luck!

1. What term refers to a disease that is always out there in very low numbers in a given regional area?
pandemic
endemic
epidemic
hypodermic

2. Who introduced the use of disinfectant agents to clean surgical wounds in order to control infections in humans?
Redi
Semelweiss
Jenner
Lister

3. Which one of the following is NOT a basic shape of bacteria?
bacillus
coryne
coccus
vibrio

4. Which of the following is a descriptive prefix for bacteria appearing in clustered groups?
staphylo
stepto
terminal
coryne

5. Which of the following is NOT a method of aseptic technique?
autoclaving
washing hands
air filters
freezing

6. The study of fungi is:
Parasitology
Etiology
Mycology
Virology

7. A non-living organism that transmits disease is called a:
Host
Fomite
Vector
Reservoir

8. Which pentose sugar is found in DNA?
Polysaccharide
Sucrose
Ribose
Deoxyribose

9. What is the monomer of which proteins are composed?
Monosaccharides
Fatty acids
Amino acids
Nucleotides

10. Which part of a phospholipid is hydrophilic?
The polar head
The bilayer
The terminal bulge
The non-polar tails

11. Which type of organic polymer is an enzyme?
Nucleic acids
Proteins
Lipids
Polysaccharides

12. Which structure determines whether a cell is gram positive or gram negative?
Centriole
Cytoplasm
Plasmid
Cell wall

13. Gram negative cells have:
Teichoic acids
Periplasmic space
Lipopolysaccharides
Both B and C

14. Gram positive cells:
Produce exotoxins
Have an outermembrane
Have a thick layer of peptidoglycan
Both A and C

15. Which of the following bacteria are acid-fast?
Mycobacterium
Clostridium
Neisseria
Corynebacterium

16. Which of the following are strict anaerobes?
Escherichia coli
Bacillus anthracis
Clostridium perfringens
Virbrio cholerae

17. Which term designates flagellae that are evenly distributed on the surface of a bacterium?
Lophotrichous
Peritrichous
Atrichous
Streptotrichous

18. Which of the following bases is NOT found in RNA?
Adenine
Uracil
Guanine
Thymine

19. Which bacteria can survive best in a medium hypertonic to most bacteria?
Clostridium
Corynebacterium
Streptococcus
Mycobacterium

20. Which of the following antibiotics do NOT bind with the ribosomes of bacteria?
Streptomycin
Tetracycline
Erythromycin
Penicillin

21. A nosocomial infection is
Acquired from aerosols
Acquired from a hospital
Acquired by exchanging bodily fluids
Acquired in a social setting

22. Which term refers to a decomposition reaction in which a complete water molecule is added back into a compound?
Condensation
Dehydration
Hydrolysis
Denaturization

23. What is the most common type of dye used on bacteria?
Cationic
No charge
Anionic
Protonic

24. Which nucleotide is antiparallel?
DNA
RNA
Both A and B
Neither A nor B

25. Which of the following structures are designed to resist phagocytosis?
Phagocyte
Inclusion granules
Glycocalyx
Golgi complex

26. Which of the following antibiotics are selectively toxic to fungi?
Amphotericin B
Erythromycin
Augmentin
Ceclor

27. Which of the following is NOT true of metachromatic granules?
Composed of volutin
Are found on spirochetes
Composed of inorganic phosphate
Are one type of cytoplasmic inclusion

28. Who developed the Germ Theory of Disease?
Koch
Fleming
van Leeuwenhoek
Pasteur

29. Which term refers to the study of the cause or source of a disease?
Etiology
Epidemiology
Immunology
Microbiology

30. The best definition of "sterile" from the choices below is
Clean
Not infected with pathogenic microorganisms
Not infected with microorganisms
Not infected with staphylococcus

Score =
Correct answers:


                   
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