πŸ“Š Microbiology
Q. Pectinase is industrially produced from
  • (A) S.cereviceae
  • (B) Trichoderma Koningi
  • (C) A. nigar
  • (D) None of these
πŸ’¬ Discuss
βœ… Correct Answer: (C) A. nigar
πŸ“Š Microbiology
Q. Cellulose are produced from
  • (A) S.cereviceae
  • (B) Trichoderma Koningi
  • (C) A. nigar
  • (D) None of these
πŸ’¬ Discuss
βœ… Correct Answer: (B) Trichoderma Koningi
πŸ“Š Microbiology
Q. Industrial Production of Vitamin-B12 is from
  • (A) Propionibacterium sps.
  • (B) Pseudomonas sps.
  • (C) Both a and b
  • (D) None of these
πŸ’¬ Discuss
βœ… Correct Answer: (C) Both a and b
πŸ“Š Microbiology
Q. Clostridium acetobutylicum is used for the production of
  • (A) Acetone - Butanol
  • (B) Ethanol
  • (C) Vitamin-B12
  • (D) None of these
πŸ’¬ Discuss
βœ… Correct Answer: (B) Ethanol
πŸ“Š Microbiology
Q. In the production of ethanol industrially the yeast used is
  • (A) K.pneumoniae
  • (B) Kluyreromyces fragilis
  • (C) S. cerevisiae
  • (D) Both b and c
πŸ’¬ Discuss
βœ… Correct Answer: (D) Both b and c
πŸ“Š Microbiology
Q. Citric acid is used as
  • (A) Flavouring agent in food
  • (B) As an antioxident
  • (C) As preservative
  • (D) All of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) All of the above
πŸ“Š Microbiology
Q. C itr ic ac id is produced in aerob ic conditions by the fungi
  • (A) Aspergillu
  • (B) Penicillin
  • (C) Mucor
  • (D) All of these
πŸ’¬ Discuss
βœ… Correct Answer: (D) All of these
πŸ“Š Microbiology
Q. The raw material for citric acid production is
  • (A) Corn
  • (B) Molasses
  • (C) Starch
  • (D) None of these
πŸ’¬ Discuss
βœ… Correct Answer: (A) Corn
πŸ“Š Microbiology
Q. Aspergillus niger is used generally for the production of
  • (A) Ethanol
  • (B) Penicillin
  • (C) Citric acid
  • (D) Lactic acid
πŸ’¬ Discuss
βœ… Correct Answer: (C) Citric acid
πŸ“Š Microbiology
Q. In the citric acid production, the pH to be maintained in the fernmenter is
  • (A) 7.0
  • (B) 5.0 to 6.0
  • (C) 8.0 to 9.0
  • (D) 1.0 to 6.0
πŸ’¬ Discuss
βœ… Correct Answer: (B) 5.0 to 6.0

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