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- Question
Chemically the capsule may be
Options- A. polypeptide
- B. polysaccharide
- C. either (a) or (b)
- D. none of these
- Correct Answer
- either (a) or (b)
- 1. Non bacterial ropiness or sliminess in milk and milk products may be due to the
Options- A. stringiness caused by mastitis and in particular by fibrin and leucocytes from the cow's blood.
- B. sliminess resulting from the thickness of the cream
- C. stringiness due to thin films of casein or lactalbumin during cooling
- D. all of the above Discuss
- 2. Which of the following is commonly used as Gram's decolouriser?
Options- A. Ethyl alcohol
- B. Methyl alcohol
- C. Acetone
- D. A mixture of ethyl alcohol and acetone Discuss
- 3. Canned poultry is more often spoiled by
Options- A. putrefactive than by Saccharolytic Clostridia
- B. Saccharolytic Clostridia than by putrefactive
- C. Saccharomyces species
- D. Micrococcus species Discuss
- 4. The phenomenon of commensalism refers to a relationship between organisms in which
Options- A. one species of a pair benefits
- B. both the species of a pair benefit
- C. one species of a pair is more benefited
- D. none of the above Discuss
- 5. The bread mold Rhizopus stolonifer belongs to which of the following fungal divisions?
Options- A. Ascomycota
- B. Deuteromycota
- C. Oomycota
- D. Zygomycota Discuss
- 6. Which of the following structure is absent in eukaryotic cells?
Options- A. Mitochondria
- B. Chloroplasts
- C. Golgi structure
- D. Mesosome Discuss
- 7. The inactive protein from of enzyme is
Options- A. apoenzyme
- B. enzyme
- C. haloenzyme
- D. cofactor Discuss
- 8. Coxsackie virus B3, a subgroup of enteroviruses, commonly causes
Options- A. acute hemorrhagic conjunctivitis
- B. muscular dystrophy
- C. myocarditis
- D. gastroenteritis Discuss
- 9. Which of the following plamids do not possess information for self transfer to another cell?
Options- A. Cryptic plasmids
- B. Conjugative plasmids
- C. Non-conjugative plasmids
- D. None of these Discuss
- 10. Colonies resembling molar teeth are produced by
Options- A. Nocardia brasiliensis
- B. N. asteroids
- C. Actinomyces israelii
- D. Actinomadura madurae Discuss
More questions
Correct Answer: all of the above
Correct Answer: A mixture of ethyl alcohol and acetone
Correct Answer: putrefactive than by Saccharolytic Clostridia
Correct Answer: one species of a pair benefits
Correct Answer: Zygomycota
Correct Answer: Mesosome
Correct Answer: apoenzyme
Correct Answer: myocarditis
Correct Answer: Non-conjugative plasmids
Correct Answer: Actinomyces israelii
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