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  • Question
  • Which of the following are commercially used for bacterial amylases production?


  • Options
  • A. Bacillus subtilis
  • B. Bacillus diastaticus
  • C. Clostridium acetobutylicum
  • D. Both (a) and (b)

  • Correct Answer
  • Both (a) and (b) 


  • Industrially Useful Microbial Processes problems


    Search Results


    • 1. The organism commercially used for fungal fermentation to obtain citric acid is

    • Options
    • A. A. oryzae
    • B. A.flavus
    • C. A. niger
    • D. S. cerevisiae
    • Discuss
    • 2. Which of the following organisms have shown the ability of phosphate solubilization in red wine?

    • Options
    • A. S.cerevisiae
    • B. Gluconobacter oxydans
    • C. Bacillus subtilis
    • D. None of these
    • Discuss
    • 3. Flavor can be enhanced from the

    • Options
    • A. L-Alanine
    • B. D-L-Alanine
    • C. L-Aspartic acid
    • D. all of these
    • Discuss
    • 4. "Vinegar mother" in Orleans process is

    • Options
    • A. inoculum of acetobacter bacteria used
    • B. considerable slime and film growth of Acetobacter bacteria on the surface of the alcoholic broth
    • C. cellulosic strands produced by Acetobacter bacteria to hold cells together
    • D. none of the above
    • Discuss
    • 5. The organisum used for production of streptomycin is

    • Options
    • A. Streptomyces rimosus
    • B. Streptomyces griseus
    • C. Streptomyces aureofaciens
    • D. Streptomyces erythreus
    • Discuss
    • 6. Cephalosporin an antibiotic closely related to penicillin in structure and antibiotic activity are produced by species of

    • Options
    • A. Cephalosporium
    • B. Cephalospodium
    • C. Pseudomonas
    • D. Bacillus
    • Discuss
    • 7. The sulphite waste liquor fermentation employs use of Candida utilis because of its ability to ferment

    • Options
    • A. sucrose
    • B. pentose
    • C. glucose
    • D. maltose
    • Discuss
    • 8. Production of L-lysine can be carried out by

    • Options
    • A. C. glutamicum
    • B. B. flavum FA 1-30
    • C. B. flavum
    • D. All of these
    • Discuss
    • 9. Which of the following microorganism can yield vitamin B12 using methanol as a carbon source?

    • Options
    • A. Methanobacterium soehngenii
    • B. Methanobacillus omelianski
    • C. Protaminobacter ruber
    • D. All of the above
    • Discuss
    • 10. Which of the following is a cephalosporin?

    • Options
    • A. Cephalosporin N
    • B. Synnematin
    • C. Cephalosporin C
    • D. All of these
    • Discuss


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