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- Question
The cooci which mostly occur in single or pairs are
Options- A. Streptococci
- B. Diplococci
- C. Tetracocci
- D. None of these
- Correct Answer
- Diplococci
- 1. The most important kind of chemical spoilage of canned foods is the hydrogen swell which is favored by
Options- A. increasing acidities of foods
- B. increasing temperature of storage
- C. imperfection in the tinning and lacquering
- D. all of these Discuss
- 2. Which of the following test indicates the susceptibility to streptococcal pyrogenic exotoxin?
Options- A. Schick test
- B. Disk test
- C. ASO test
- D. Precipitation test Discuss
- 3. Parasitic infection/s frequently observed in HIV disease is / are.
Options- A. cryptosporidiosis
- B. toxoplasmosis
- C. isosporiasis
- D. all of these Discuss
- 4. The agent(s) which can cause plague is/are
Options- A. Yersinia pestis
- B. Proteus mirabilis
- C. Pseudomonas aeruginosa
- D. All of these Discuss
- 5. An alkaline reaction in milk is caused by the alkali formers bacteria as
Options- A. Pseudomonas fluorescens
- B. A. viscolactis
- C. both (a) and (b)
- D. none of these Discuss
- 6. Esters like flavors in butter are resulted from the action of
Options- A. P. mephitica
- B. Aeromonas hydrophila
- C. P. fragi
- D. Pseudomonas synxantha Discuss
- 7. Denaturation of an enzyme refers to the
Options- A. improper arrangement of the enzyme in a metabolic pathway
- B. loss of the enzymes proper shape
- C. formation of the enzymes proper shape
- D. formation of a new isozyme for that enzyme Discuss
- 8. Types of exotoxin, most commonly associated with botulism in man, is/are?
Options- A. Type A
- B. Type B
- C. Type E
- D. All of these Discuss
- 9. In the process of nitrogen fixation, which of the following microorganism is involved?
Options- A. Non symbiotic microorganisms only
- B. Symbiotic microorganisms only
- C. Non symbiotic and symbiotic microorganisms only
- D. None of the above Discuss
- 10. The amount of chitin in the cell walls of the Plasmodium
Options- A. is greater than the water mold mycelium
- B. is lesser than the water mold mycelium
- C. is equal to the water mold mycelium
- D. none of the above Discuss
More questions
Correct Answer: all of these
Correct Answer: Disk test
Correct Answer: all of these
Correct Answer: Yersinia pestis
Correct Answer: both (a) and (b)
Correct Answer: P. fragi
Correct Answer: loss of the enzymes proper shape
Correct Answer: All of these
Correct Answer: Non symbiotic and symbiotic microorganisms only
Correct Answer: is equal to the water mold mycelium
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