Review Questions for Quiz # 6 from Lesson Content 8 (10 MCQ)

-Is media a single or plural form? What is the media? What are the uses of media? 

-All media must be _________________before use and what does it destroy? 

-Liquid media (broth) is used to culture? What are the different nutrient components? What are some examples?  

-Solid media is used for? What is the percentage of agar added to the media? Agar gets solidified at what temperature? Name some examples of solid media. 

-An afar gel is formed when? – the three points (on slide 6 of 42) 

-What is semisolid media and how much percentage of agar does it contain. Name some examples.  

-What are the requirements considered when choosing a suitable medium for the group of microorganisms.  

-What is the type of water used for preparing the media? Why can you not use hard tap water? 

-What is autotroph and heterotroph 

-Most bacteria grow best around what _______environment in terms of pH 

-What is used as an energy source in media? 

-What does general purpose media usually contain a source of? Name some general-purpose media. 

-What are examples of anaerobic media? What is laked blood agar? 

-What is selective media and name some examples of selective media. 

-Review steps to preparation of culture media.  

-When we are preparing media such as nutrient agar and nutrient broth, why do we use 5% tartaric acid? As in what is the purpose for it? 

-We use filtration as a way of sterilization for what type of organisms? 

-Whole blood is added to molten agar to make blood agar at what temperature? 

-What is stock culture? 

-What is sub-culturing? 

-Review quality control section.