Question: Media composition for the production of streptomycin is [A]. soybean meal, glucose, peptone, malt extract, sodium chloride [B]. soybean meal, glucose, peptone, malt extract, ammonium chloride [C]. soybean meal, glucose, peptone, malt extract, calcium carbonate [D]. soybean meal, glucose,…

Question: Fermentation medium for oxytetracyclin (terramycin) consist of [A]. CSL, starch, (NH4)2 SO4, sodium chloride and CaCO3 [B]. CSL, (NH4)2 SO4, sodium chloride and CaCO3 [C]. CSL, starch,(NH4)2 SO4, ammonium chloride and CaCO3 [D]. CSL,(NH4)2 SO4, ammonium chloride and CaCO3…

Question: Chlorotetracyclin is soluble in [A]. organic solvents [B]. water [C]. ether [D]. all of these Answer: Option B Explanation: No answer description available for this question.

Question: Media used for the production of chlorotetracyclin consists of [A]. sugar, corn steep liquor, CaCO3, (NH4)2SO4 and NH4 Cl [B]. corn steep liquor, CaCO3 and (NH4)2SO4 [C]. sugar, CaCO3 and (NH4)2SO4 [D]. corn steep liquor, CaCO3, (NH4)2SO4 and NH4…

Question: Which of the following organism(s) produce(s) tetracycline? [A]. Steptomyces aureofaciens [B]. Steptomyces ramosus [C]. Nocardia sulphurea [D]. All of these Answer: Option D Explanation: No answer description available for this question.

Question: Penicillin is recovered after fermentation as [A]. potassium penicillin [B]. calcium penicillin [C]. sodium penicillin [D]. penicillin only Answer: Option A Explanation: No answer description available for this question.

Question: At acidic pH, penicillin remains in [A]. aqueous phase [B]. solvent phase [C]. both (a) and (b) [D]. precipitates Answer: Option B Explanation: No answer description available for this question.

Question: At normal pH, penicillin remains in [A]. aqueous phase [B]. solvent phase [C]. both (a) and (b) [D]. precipitates Answer: Option A Explanation: No answer description available for this question.