Minimum inhibitory concentration: Minimum exposure time:

Q: How does cotton plug prevent contamination of the medium? [Answer in not more than 2 sentences

A: Cotton plugs are used in various experiments as lids to cover the  mouth of the flask. It is usually…

Q: What is the difference of washing from hand disinfection?

A: Introduction:- Hand hygiene is very important for health. Hands are very important route of germs…

Q: Oven sterilization at 121˚C was performed on glassware for 15 minutes only. Effect:  Rationale:

A: Sterilization  It is defined as the process in which micro-organisms whether bacteria, fungi,…

Q: Define sterilisation.

A: Microorganisms are very small organisms that cannot be seen by naked eyes. They are mostly…

Q: Difference between streak plate method and serial dilution

A: Ans: Streak plate method- It is a technique used mainly to isolate pure culture of bacteria from…

Q: What is the difference between sterilization and disinfection? For lab applications which is…

A: Microbes are often killed in lab techniques to prevent contamination and ensure the accuracy and…

Q: Define sterilant, disinfectant, sanitizer, antiseptic, germicide and bacteriostatic.

A: Germs are microscopic organisms that are not visible to the naked eye but can be seen through…

Q: what is the difference between sterilizer , disinfectant & surfactant ?

A: There are thousands of microorganism present in the environment. Most of them are harmful to the…

Q: When culturing microorganisms, you must ensure you work to prevent unwanted contamination.  In doing…

A: Given: When culturing microorganisms, you must ensure you work to prevent unwanted contamination.…

Q: Define a pure culture.

A: A microbiological culture, or microbial culture, is a strategy for duplicating microbial life forms…

Q: Chemical Disinfectant Group of Action Hydrogen Peroxide O-0 Antiseptic peroxide group Antiseptic/…

A: Antiseptics and disinfectants both kill microorganisms.

Q: Without water for decontamination, you are forced to improvise. What supplies would you grab? Large…

A: The accidental or deliberate release of a hazardous substance may result in a large number of…

Q: A Pure colony is needed for inoculation in sterile water, a small portion of culture media was…

A: Introduction  Culture is referred to the process of growing the cell outside the animal or plant…

Q: Match the physical and chemical methods of control with its use, mode of action etc. Purify H₂0…

A:

Q: You are hired in one of the microbiology labs in Memphis and your first assignment to identify…

A: The last reagent used in Gram staining, which is crucial for differentiating between Gram-positive…

Q: Why is heat-fixed procedure in bacterial smear preparation not ideal for capsular staining?

A: In microscopic studies, the specimen needs to be prepared for an optimized vision under a…

Q: Describe how to measure the effectiveness of a chemical disinfectant.

A: A chemical liquid or a substance that is used to kill microbes is referred to as a disinfectant.…

Q: g technique, and what is the target organisms and the purpose of its application? LONG ANSWER…

A: The bacterial staining can be simple as well as differentiated. It is studied under the domain of…

Q: Q\ what is the difference between sterilization . disinfectant & surfactant ?

A: Under normal conditions, pathogens can cause contamination of the surface that might lead to…

Q: 3. For each category of microbial control, list examples. Sterilization Disinfection Sanitization/…

A: All of these are methods are used to prevent infection by slowing or stopping the growth and spread…

Q: Outline the different physical and chemical methods of sterilization. Briefly describe how each…

A: Sterilization is the process that eliminates all forms of life either by deactivating, killing, or…

Q: Define disinfection. Define sterility. Compare and contrast disinfection with sterility.

A: Microorganisms are responsible for various diseases and food spoilage. It is therefore important to…

Q: Step-by-step smear preparation of Grams stain

A: Gram staining is a laboratory technique that is used to culture bacteria and identifies two kinds of…

Q: Why are most antimicrobial chemical agents disinfectants rather than sterilants? What general…

A: Most chemical antimicrobial agents are disinfectants instead of sterilants. A disinfectant reduces…

Q: For preparation of a smear on a slide, what is the purpose of heat fixation? What problems can arise…

A: The preparing a slide that has to be observed under a microscope there are multiple steps that are…

Q: Why is it necessary to perform a plate count in conjunction with the turbidimetry procedure?

A: Plate counting is one of the most fundamental techniques used in microbiology. It is used to…

Q: Distinguish between the term’s sterilization, disinfection, antiseptics, and decontamination.…

A: These all are the method of killing or reducing the number pathogenic microorganism but these terms…

Q: Why must you first clean debris from items before beginning disinfection or sterilization? (

A: Until the discovery of the microbes by the famous scientist Louis Pasteur, one of the signs of the…

Q: List one method of disinfection, and one method of sterilization. Label which is which.

A: Disinfection is a process by which most of the harmful microbes are killed or inactivated. However…

Q: Hand washing can be done using either

A: Answer  Option A) Soap and water or isopropyl alcohol.

Q: Benefits of UV light sanitizer spray gun

A: Spray gun can be of two types. First type of spray gun that spray out wet mist while the second type…

Q: What are the BMET's role, protocol, and procedure for proper cleaning and or disinfecting equipment?…

A: A Biomedical Equipment Technician (BMET) maintains as well as repairs medical equipment. The…

Q: Which is better to use in washing clothes, soap or synthetic detergent? Explain

A: Detergents are the surfactants or the mixture of surfactants. Surfactants are the compounds that…

Q: agar is autoclaved

A: Answer :

Q: For water only, ivory soap and water, dial soap and water, and hand Sanitizer what are the KOH Test…

A: Introduction Fatty acids are organic molecules that consist of a long chain of hydrocarbon (carbon…

Q: What is the purpose of each reagent in gram-staining? Primary stain Mordant Decolorizing agent…

A: Christian Gram devised this approach to discriminate between two kinds of bacteria based on their…

Q: Which of the following is a limitation of the autoclave? a)  Long length of time required for…

A: Answer- In research the use of contamination free equipments is mandatory. The main apparatus used…