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- Question
The cell mass can be measured optically by determining the amount of light scattered by a suspension of cells. The measurements are usually at a wavelength of
Options- A. 300-400nm
- B. 400-500nm
- C. 500-600nm
- D. 600-700nm
- Correct Answer
- 600-700nm
- 1. The confirmatory test(s) for HIV infection is/are
Options- A. virus isolation
- B. detection of p24 antigen
- C. detection of viral nucleic acid
- D. all of the above Discuss
- 2. The arrangement, in which flagella are distributed all round the bacterial cell, is known as
Options- A. lophotrichous
- B. amphitrichous
- C. peritrichous
- D. monotrichous Discuss
- 3. Watery soft rot is found mostly in
Options- A. fruits
- B. vegetables
- C. cereals
- D. all of these Discuss
- 4. Nitrogen fixation is a process that requires
Options- A. energy
- B. an anaerobic environment
- C. both (a) and (b)
- D. an aerobic environment Discuss
- 5. Ergotism is responsible for all of the following except
Options- A. hallucinations
- B. Irish potato famine
- C. both (a) and (b)
- D. gangrene Discuss
- 6. Which of the following bacteria is susceptible to thiophen-2-carboxylic acid hydrazide?
Options- A. M bovis
- B. Mycobacterium tuberculosis
- C. M chelonei
- D. M fortuitum Discuss
- 7. Salmonellae can also be killed by
Options- A. pasteurisation
- B. chlorination
- C. boiling
- D. all of these Discuss
- 8. Human pathogenic bacteria is/are
Options- A. B pseudomallei
- B. Burkholderia mallei
- C. Pseudomonas aeruginosa
- D. All of these Discuss
- 9. The agent representing an isolate of hepatitis G virus is
Options- A. GBA-A
- B. GBV-B
- C. GBV-C
- D. none of these Discuss
- 10. In glycolysis, ATP is created by
Options- A. photophosphorylation
- B. the chemiosmotic mechanism
- C. substrate level phosphorylation
- D. the pentose phosphate pathway Discuss
More questions
Correct Answer: all of the above
Correct Answer: peritrichous
Correct Answer: vegetables
Correct Answer: both (a) and (b)
Correct Answer: gangrene
Correct Answer: M bovis
Correct Answer: all of these
Correct Answer: All of these
Correct Answer: GBV-C
Correct Answer: substrate level phosphorylation
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