1. Which of the following characteristic of the Rotavirus was important for the construction of the Rotashield vaccine?…

1. The most important organism involved in the manufacture of Koji is A. Aspergillus oryzae B. Aspergillus soyae…

1. Sarcina sickness of beer is caused by A. Saccharomyces cerevisiae B. Pedicoccus cerevisiae C. S. carlsbergensis D.…

1. The chief spoilage organisms on smoked fish are A. molds B. bacteria C. both (a) and (b)…

1. An excessively high temperature in the fermentation of sauerkraut may inhibit the growth of A. Leuconostoc B.…

1. Most spoilage bacteria grow at A. acidic pH B. alkaline pH C. neutral pH D. any of…

1. The concept of putting microbes to help clean up the environment is called A. pasteurization B. bioremediation…

1. The nonsymbiotic bacteria which fix nitrogen live in the soil independently are A. Azotobacter B. Clostridium C.…

1. Which of the following articles can be sterilized in an autoclave? A. Gloves B. Culture media C.…

1. Which of the following hepatitis viruses is not RNA virus? A. Hepatitis A virus B. Hepatitis B…