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- Question
If radioactive bicarbonate was supplied to bacterial cells, which were actively synthesizing fatty acids, it is expected to find the bulk of the radioactivity in
Options- A. cellular bicarbonate
- B. the fatty acids
- C. the cytoplasmic membrane
- D. nucleic acids
- Correct Answer
- cellular bicarbonate
- 1. Which of the following viruses is star-shaped in outline and transmitted by the faecal-oral route?
Options- A. Astrovirus
- B. Calicivirus
- C. Hepatitis E virus
- D. Hepatitis D virus Discuss
- 2. Iced, cut up poultry often develops a slime i.e. accompanied by an odor describe as tainted, acid, sour or dishraggy. This defect is chiefly by the species of
Options- A. Pseudomonas
- B. Alcaligenes
- C. hetero-fermentative species
- D. catalase negative bacteria Discuss
- 3. Which of the following is not ?-lactamase-resistant penicillin?
Options- A. Oxacillin
- B. Nafcillin
- C. Carbenicillin
- D. Methicillin Discuss
- 4. The period between inoculation of bacteria in a culture medium and beginning of multiplication is known as
Options- A. stationary phase
- B. log phase
- C. lag phase
- D. decline phase Discuss
- 5. The __________ is the vegetative body of algae.
Options- A. mycelium
- B. plasmodium
- C. pseudoplasmodium
- D. thallus Discuss
- 6. Which of the following type of recombination does not require homologous sequences and is utilized by mobile genetic elements that move about chromosomes?
Options- A. Mutagenic recombimation
- B. Site-specific recombination
- C. Replicative recombination
- D. General recombination Discuss
- 7. Which of the following nucleoside diphosphates is used most often in carbohydrate anabolism?
Options- A. Uridine diphosphate
- B. Adenosine diphosphate
- C. Guanine diphosphate
- D. Thymine diphosphate Discuss
- 8. Drumstick appearance is characteristic of
Options- A. C tetanomorphum
- B. C tetani
- C. C sphenoides
- D. all of these Discuss
- 9. The halophilic bacteria is/are
Options- A. V. alginolyticus
- B. V. vulnificus
- C. Vibrio parahaemolyticus
- D. All of these Discuss
- 10. Vinegar is a fermentation derived food product containing not less than
Options- A. 4% acetic acid
- B. 15% acetic acid
- C. 25% acetic acid
- D. 6% acetic acid Discuss
More questions
Correct Answer: Astrovirus
Correct Answer: Pseudomonas
Correct Answer: Carbenicillin
Correct Answer: lag phase
Correct Answer: thallus
Correct Answer: Replicative recombination
Correct Answer: Uridine diphosphate
Correct Answer: all of these
Correct Answer: All of these
Correct Answer: 4% acetic acid
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