Discussion
Home ‣ Microbiology ‣ Micro Organisms See What Others Are Saying!
- Question
Which of the following is the most primitive?
Options- A. Virus
- B. Eukaryote
- C. Archaeon
- D. Mitochondria
- Correct Answer
- Archaeon
- 1. The role of bacteriophyll in an oxygenic photosynthesis is to
Options- A. reduce ferridoxin directly
- B. reduce NADP directly
- C. use light energy to energize an electron
- D. transfer electrons to an intermediate in the sulfide oxidation pathway Discuss
- 2. Which of the following specimens contain/s hepatitis B virus in an infected person?
Options- A. Blood
- B. Semen
- C. Saliva
- D. All of these Discuss
- 3. Cheese with too low an acidity because of the addition of cream or the failure of the starter often is made gelatinous or slimy by
Options- A. Pseudomonas
- B. P. fragi
- C. Alcaligenes metalcaligenes
- D. all of these Discuss
- 4. The disease(s) caused by genus Orthopoxvirus is/are
Options- A. Vaccinia
- B. Smallpox
- C. Cowpox
- D. All of these Discuss
- 5. __________ produce zygospores.
Options- A. Slime molds
- B. Dimorphic fungi
- C. Club fungi
- D. Black bread molds Discuss
- 6. HIV belongs to the family retroviridae and sub-family
Options- A. Oncovirinae
- B. Lentivirinae
- C. Spumavirinae
- D. None of these Discuss
- 7. Phosphate deregulated mutants are
Options- A. less sensitive to phosphate regulation
- B. moderately sensitive to phosphate regulation
- C. highly sensitive to phosphate regulation
- D. none of these Discuss
- 8. Porins are located in
Options- A. the outer membrane of gram-negative bacteria
- B. the peptidoglycan layer of gram-positive bacteria
- C. the cytoplasmic membrane of both gram-negative and gram-positive bacteria
- D. the periplasmic space of gram-negative bacteria Discuss
- 9. The viral DNA of the temperate phage, instead of taking over the functions of the cell's genes, is incorporated into the host DNA and becomes a prophage in the bacterial chromosome, acting as a gene. This happens in
Options- A. lysogeny
- B. spontaneous induction
- C. lytic phase
- D. none of these Discuss
- 10. Black rots in eggs is most commonly caused by
Options- A. species of Proteus
- B. species of Micrococcus or Bacillus
- C. molds or yeasts
- D. all of these Discuss
More questions
Correct Answer: use light energy to energize an electron
Correct Answer: All of these
Correct Answer: all of these
Correct Answer: All of these
Correct Answer: Black bread molds
Correct Answer: Lentivirinae
Correct Answer: less sensitive to phosphate regulation
Correct Answer: the outer membrane of gram-negative bacteria
Correct Answer: lysogeny
Correct Answer: species of Proteus
Comments
There are no comments.More in Microbiology:
Programming
Copyright ©CuriousTab. All rights reserved.