Discussion
Home ‣ Microbiology ‣ Viruses See What Others Are Saying!
- Question
Virus reproduces in living cells by
Options- A. replication
- B. duplication
- C. multiplication
- D. all of these
- Correct Answer
- replication
- 1. Which type of interferon is produced by virus-infected cells?
Options- A. ?
- B. ?
- C. Both (a) and (b)
- D. None of these Discuss
- 2. The protein from which hook and filaments of flagella are composed of, is
Options- A. keratin
- B. flagellin
- C. gelatin
- D. casein Discuss
- 3. Who coined the word enzyme first?
Options- A. Kuhne
- B. Pasteur
- C. Liebig
- D. Buchner Discuss
- 4. The cell wall of
Options- A. gram-positive bacteria are thicker than gram-negative bacteria
- B. gram-negative bacteria are thicker than gram-positive bacteria
- C. both have same thickness but composition is different
- D. none of these Discuss
- 5. Which of the following reflects the correct order of events that take place during the multiplication of a virus?
Options- A. Attachment, penetration, maturation, biosynthesis, release
- B. Penetration, attachment, biosynthesis, maturation, release
- C. Attachment, penetration, biosynthesis, maturation, release
- D. Attachment, release, biosynthesis, maturation, penetration Discuss
- 6. The most complex type of bacterial viruses having hexagonal head, a rigid tail with a contractile sheath and tall fibers is morphologically classified as
Options- A. A
- B. B
- C. C
- D. D Discuss
- 7. Which of the following is true regarding anthrax?
Options- A. Anthrax is caused by a virus
- B. Anthrax is highly contagious
- C. Inhalation anthrax and cutaneous anthrax are caused by separate strains of Bacillus anthracis
- D. Inhalation Anthrax requires infection with a large number of spores Discuss
- 8. Which is not a major defense mechanism in the stomach?
Options- A. Proteolytic enzymes
- B. Low pH
- C. Dense normal flora
- D. All of these Discuss
- 9. Which of the following was the first widely used antiseptic and disinfectant?
Options- A. Chlorine
- B. Phenol
- C. Iodine
- D. Alcohol Discuss
- 10. Diagnostic DNA probes have been developed for
Options- A. Mycobacterium tuberculosis
- B. Hepatitis B virus
- C. Human immunodeficiency virus
- D. all of the above Discuss
More questions
Correct Answer: Both (a) and (b)
Correct Answer: flagellin
Correct Answer: Kuhne
Correct Answer: gram-positive bacteria are thicker than gram-negative bacteria
Correct Answer: Attachment, penetration, biosynthesis, maturation, release
Correct Answer: A
Correct Answer: Inhalation Anthrax requires infection with a large number of spores
Correct Answer: Dense normal flora
Correct Answer: Phenol
Correct Answer: all of the above
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