You Are On Multi Choice Question Bank SET 1529
76451. Riboflavin is a by-product of __________ fermentation carried out by Clostridium spp.
76452. Rickes et al. recovered active crystalline vitamin B12 from the culture of
76453. The rapid process of microbial oxidation developed to produce acetic acid from ethanol at Schutzenbach, Germany is also known as
76454. Which of the following micro organism utilizes lactose as a carbon source in production of lactic acid from whey media?
76455. The organism which utilizes the pentose of sulphite waste liquor for lactic acid production is
76456. Chlorotetracycline a broad spectrum antibiotic is produced by
76457. The production of acetic acid from ethanol is an
76458. Which of the following agents involve biosensors linking with electronic circuit?
76459. β-carotene is also known as
76460. Vinegar is a fermentation derived food product containing not less than
76461. The maximum concentration of ethanol that is achieved by successive distillation of fermentation broth in continuous stills is
76462. The strain C. glutamicum can be used for the production of
76463. Which of the following is known for greater stability of the riboflavin producing capacity?
76464. Species of the genus Streptomyces are known for
76465. The organism used to produce L-glutamic acid is
76466. The species of Acetobacter which produces cellulosic strands to hold the cells in lime layer is
76467. The commonly used media for submerged bacterial fermentation at commercial scale is
76468. Which of the following microorganism produces only L(+) - lactic acid without further racemization ?
76469. The recovery of vitamin from fermentation broth is carried out prior to
76470. Naringinase, an enzyme commonly used for removal of bitter taste from citrus juice is obtained from
76471. Protease, which is used for flavouring of sake and haze removal in sake is produced by
76472. The organism B. brevis can be used commercially for the production of
76473. The early assay employed for measuring penicillin activity were based upon the quantity required to prevent growth of S. aureus over
76474. Penicillin G is also known as
76475. A major organic acid produced by a microbial process used in foods is
76476. The other name of invertase enzyme is
76477. Neomycin-B is obtained from
76478. Which of the following cephalosporin is more active than penicillin against various species of Salmonella?
76479. The penicillin F which was produced at first, required the mold
76480. Amyloglucosidase is used in glucose production. It is produced by
76481. Microbially produced streptokinase is used to
76482. Anaerobic bacteria undergoes butyric isopropyl fermentation in carbohydrates to yield
76483. Who was the first scientist to observe the antibiotic and therapeutic properties of penicillin?
76484. Which of the following organism is utilized to obtain commercial L-lysine by direct method?
76485. "Vinegar mother" in Orleans process is
76486. Commercial scale production of amino acids is typically carried out using
76487. The beet molasses is pretreated with __________ to reduce great quantity of trace metals.
76488. The medium required for glutamic acid mainly consist of
76489. Flavor can be enhanced from the
76490. Bacillus thuringiensis is useful as a bacterial
76491. In Corynebacterium glutamicum, tryptophan biosynthesis is regulated by the activity of
76492. Invertase has its application in confectionaries to prevent crystallization of sugar. It is obtained from
76493. The method used for obtaining citric acid as fermentation product are commonly known as
76494. The organisum used for production of streptomycin is
76495. Which of the following is true about β-ionone, non-ionic detergent used in β carotene fermentation medium?
76496. Glucoseoxidase, which had been commercially employed to remove glucose from egg white and whole eggs before drying is obtained by submerged aerated fermentation using
76497. Which of the following microorganism can yield vitamin B12 using methanol as a carbon source?
76498. The immediate precursor for glumatic acid production by Corynebacterium glutamicum is
76499. The method of distillation used to obtain alcohol greater than 95 percent is called
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76500. The micro-organism used for industrial production of lactic acid using corn dextrose as media is
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