Discussion
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- Question
White spot in meat is formed due to presence of
Options- A. P. expansum
- B. Sporotrichum carnis
- C. both (a) and (b)
- D. P. oxalicum
- Correct Answer
- Sporotrichum carnis
- 1. Soft pickles are made so by pectolytic enzymes mostly from
Options- A. moulds
- B. yeasts
- C. bacteria
- D. none of these Discuss
- 2. Which of the following expresses CD3 surface antigen?
Options- A. Granulocytes
- B. T cells
- C. Monocytes
- D. B cells Discuss
- 3. The filamentous bacteriopohage infect male E. coli cells by attaching to
Options- A. lipopolysaccharide
- B. the cell wall
- C. the tip of the pilus
- D. the cell membrane Discuss
- 4. The synthesis of DNA by DNA polymerase occurs in the
Options- A. 3' to 5' direction
- B. 5' to 5' direction
- C. 5' to 3' direction
- D. 3' to 3' direction Discuss
- 5. Which of the following lacks 3'-5' exonuclease activity?
Options- A. Short fragment of DNA polymerase I
- B. Taq DNA polymerase
- C. T4 DNA ligase
- D. All of the above Discuss
- 6. The staphylococcal intoxication refers to presence of
Options- A. an enterotoxin
- B. neurotoxin
- C. mycotoxin
- D. All of these Discuss
- 7. Nitrogen oxidation (nitrification)refers to the
Options- A. conversion of ammonium ions into nitrates through the activities of certain bacteria.
- B. changing of atmospheric nitrogen (N2) to nitrogen compounds
- C. sulfur is oxidized to the sulfate form through Thiobacillus bacteria
- D. none of the above Discuss
- 8. Which of the following bacteria can be typed by phage typing method?
Options- A. Staphylococcus aureus
- B. Salmonella typhi
- C. Vibrio cholerae
- D. All of these Discuss
- 9. When a virus enters a cell but does not replicate immediately, the situation is called
Options- A. lysogeny
- B. fermentation
- C. symbiosis
- D. synergism Discuss
- 10. Which of the following is analogous to mesosomes of bacteria?
Options- A. Mitochondria of eukaryotes
- B. Golgi apparatus of eukaryotes
- C. Lysosomes of eukaryotes
- D. None of these Discuss
More questions
Correct Answer: moulds
Correct Answer: T cells
Correct Answer: the tip of the pilus
Correct Answer: 5' to 3' direction
Correct Answer: All of the above
Correct Answer: an enterotoxin
Correct Answer: conversion of ammonium ions into nitrates through the activities of certain bacteria.
Correct Answer: All of these
Correct Answer: lysogeny
Correct Answer: Mitochondria of eukaryotes
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