Oven sterilization of aqueous culture medium. Effect: Rationale:

Q: As the temperature of pasteurization increases, the time of treatment decreases. True False

A: Pasteurization is a technique by which some of the liquid foods such as milk, fruit juice etc is…

Q: What is a mixed culture? A contaminated culture?

A: A microbiological culture, or microbial culture, is a technique for increasing microbial creatures…

Q: Why is a block of agar inoculated rather than streaking the fungal culture on a plate?

A: The culture medium or growth medium is a liquid, solid, or semisolid designed to support the growth…

Q: Why bleach disinfectant will the most effective against probiotic?

A: Probiotics are live microorganisms that have health benefits when consumed. These are usually…

Q: Which one of the following methods of antimicrobial susceptibility testing requires a dilution…

A: Antimicrobial susceptibility testing is a method which is used for determination of antimicrobials…

Q: In cases in which it is not possible to culture or drug-test aninfectious agent (such as middle ear…

A: In certain cases, such as middle ear infection, it may not be possible to identify the infectious…

Q: Considering microbial identification methods, to which category would the following method belong…

A: Microbial identification plays very crusial role in studying the growth of microorganism, with…

Q: Why is it important for a microbiology laboratory technician to use aseptic technique?

A: The majority of the microbes onto which scientists work in laboratories are known pathogens.

Q: Determine the microbiology tests used to identify the microorganism(cutaneous anthrax) i. Gram…

A: Cutaneous anthrax is the most common form of anthrax infection, and it is also considered to be the…

Q: Match the description to the correct medium This medium is enrichment for fastidious [Choose ]…

A: A culture media or a growth media is a liquid, solid or semi-solid medium, which is designed to…

Q: Give the uses/functions and images of each apparatuses Basic Laboratory Equipment Uses/Functions…

A: Antibiotic discs are used in microbiological studies to observe the effects of various antibiotics…

Q: In a tabular form, sufficiently list all unacceptable smears and their causes.

A: Examination of blood film or smear  is very essential to rule out the certain diseases/ conditions…

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: List any disinfectant or antiseptic agents. The question is in the picture.

A: Disinfection -- Disinfection can be defined as cleaning an article of some or all of the pathogenic…

Q: Please briefly explain detection methods of counting microorganism? Please answer at your own words.

A: The total microbial count is one of the essential measures used in the management of hygiene. It…

Q: In the Kirby-Bauer test, which of the following must be consistent? a. concentration of bacteria…

A: Kirby-Bauer test: It is an antibiotic test also known as KB testing. It is used to test which…

Q: neration time of the species is 1 hour, and the microbes are in the exponential (log) hase of…

A: Microorganism that experience exponential growth its number increases according to this equation…

Q: Area of no growth around an antibiotic disk indicates_________________.

A: Antibiotics are the substances that are produced synthetically or semi-synthetically from…

Q: Why should culture media after inoculation be incubated at an optimal temperature immediately?

A: Culture media, also called as growth media, are particular combinations of nutrients and other…

Q: a specimen from an infected wound has been submitted to the clinical laboratory. explain in detail…

A: Viruses, bacteria, fungus, protozoa, and helminths are the five types of disease-causing agents…

Q: to prevent the spread of disea al precautions

A: There is a protocol in the healthcare sector that focusses on avoiding contacts with the body fluids…

Q: Since it is very rare for any direct patient sample to be axenic, what could you do to get to an…

A: A "microbe" is a living entity that is so tiny that it cannot be seen with the naked eye.…

Q: Why are traditional tests such as metabolic test not always used to ID clinically important…

A: Traditional methods for identification of microbes include phenotypic tests or biochemical tests…

Q: If you prepare culture media plates 2 days ahead of the laboratory schedule, can you still use the…

A: Preparation of culture media and inoculation are two of the very sensitive steps in any…

Q: Heat-labile material to be introduced to culture medium was filtered using membrane filters with…

A: given that the heat labile material which is introduced to culture media is filtered using a…

Q: Why is heat a highly effective sterilizing agent? (Answer in not more than 2 sentences)

A: Introduction Sterilization Refers To Any Method That Is Able To Either Removes, Kills, Or…

Q: True or false? it is possible to kill or remove all microorganisims by hand washing or using…

A: Microorganisms are small organism that cannot be seen by naked eyes. They include bacteria, fungi,…

Q: Which of these microbial structures is the most difficult to kill when attempting to sterilize…

A: Answer of the question given below...

Q: differential plate enrichment plate selective plate streak plate pour plate

A: Differential plate:  Differential media used to distinguish between two related microbes. It used to…

Q: Loop with bacterial inoculum was subjected to flame sterilization prior to streaking on agar plate.…

A: Bacterial colonies are cultured in laboratories for various purposes. During bacterial culture, it…

Q: Define the following: 1. Asepsis: 2. Disinfectant: 3. Antiseptic: 4. Sanitization: 5.…

A: aspesis can be defined as the condition in which the person or any surface is free from the living…

Q: When testing antimicrobial compounds on lawns of plated bacteria, the strongest germicide could…

A: Bacteria are prokaryotic unicellular organisms that are omnipresent in the environment. There are…

Q: Use of streak plate technique to isolate and purify psychrotrophic spoilage-causing bacteria

A: There are billions of bacteria in the human body that make up the natural flora to resist the…

Q: Why is 15 minutes generally used for sterilization? Why is agar added to medium?

A: Sterilization is the process in which all life forms like microbes (fungi, bacteria, viruses,…

Q: Define the following terms; streak plate method, and selective media. State the purpose and…

A: Plating is a microbiological method used to separate microorganisms found in a sample. It is used to…

Q: In spread plate method, inoculating loop is used to spread bacteria from the inoculation site. For…

A:

Q: Vivid outline and Standard operating procedure of Toxin neutralization test.

A: Antigens are defined as the substances or the molecules that are present on the surface of the…

Q: When is the best time to collect a specimen for bacterial culture? A. acute phase of disease C.…

A: Introduction :- Bacterial growth occurs when a bacterium divides into two daughter cells, a process…

Q: What microbe requires serum components to be added to the growth medium?

A: Introduction Microorganisms:- An organism that can be seen only through a microscope, They live in…

Q: selective agar media for gram-positive bacteria?

A: Phenyl Ethyl Alcohol Blood Agar is a selective media for gram positive bacteria.

Q: Which one of the following methods of antimicrobial susceptibility testing combines some of the…

A: Antimicrobial susceptibility tests are performed to identify which drugs are effective against a…

Q: Why is low microbial population in milk samples a limitation for microscopic count?

A: The bacteria present in milk are lactococcus , lactobacillus, streptococcus, leuconostoc and…

Q: Should you sample an area for microbial growth before or after sanitization? Eplain why.

A: Sanitization is basically the instrumental process in which the microbes are usually killed by…

Q: Identification of an organism does not require a pure culture because Bergey’s Manual will sort out…

A: Taxonomy is the branch of biology, which deals with the science of naming, defining and classifying…

Q: Considering microbial identification methods, to which category would the following method belong…

A: Introductin   The existence of catalase, an enzyme that catalyses the release of oxygen from…

Q: procedure/s in performing aseptic transfer of bacterial cultures in (include illustration) (2) agar…

A: A microorganism culture may be a check accustomed verify whether or not a bacterium or fungi are…

Q: Below is a diagram of the serial dilution of a culture with 1 x 10° cells. Fill out the missing…

A: Colony-forming unit / mL= Number of colonies * Dilution factor * 1/volume plated in mL CFU/mL = 1 *…

Q: Which of the following methods is most sensitive for identifyingdifferent strains of a microbe?a.…

A: Microorganisms or microbes are small living organisms that can be observed with the aid of…

Microbial Growth

The development of microbial growth is influenced by various natural conditions (both physical and synthetic) like pH, temperature, saltiness, gas focus (O2, CO2, and H2), nutrients, water action, and assimilation. Knowing the distinctive physical and chemical factors that influence the development and endurance of microbial growth in the climate will assist with reinforcing endeavors outfitted towards their control. These lines lessen or diminish their harmful impacts on humankind, creatures, and the climate.