The primary concern with using bleached paper products for food is: lead dioxin O methylmercury O pesticides O microorganisms

Q: Name 6 hazardous chemicals used in a veterinary hospital. Give me examples

A: To reduce medical risks and ecological risks, veterinary hospital staff members must receive…

Q: Match the most appropriate method of sterilisation for the following items. 10 mL vitamin solution 5…

A: Any physical or chemical process that deals with the elimination or removal of both spores and…

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: The following is a picture of Eosin Methylene Blue Agar. What does the growth on this plate…

A: Eosin Methylene Blue (EMB) agar is a selective and differential culture medium which selectively…

Q: How to prepare tryptone agar, tryptone broth and tryptone soft agar from other chemical contents and…

A: Tryptone is formed by the enzymatic digestion of casein by the trypsin enzyme. Tryptone is used as a…

Q: For sterilization to occur correctly it must include; heat and pressure:   true   False

A: The objective of the question is to determine whether both heat and pressure are necessary for…

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: List with details 10 unique characteristics of MRSA .

A: MRSA is methicillin resistant staphylococcus aureus. MRSA is a type of staphylococcus aureus which…

Q: A chest x-ray exposes you to roughly 40 millirems of radiation. How many chest x- rays would you…

A: Option (b) the radiation can cause chemical changes in the food.

Q: _____ kills pathogens and some spoilage organisms but does not sterilize substances. Tyndallization…

A: Sterilization refers to any process that removes, kills, or deactivates all forms of life, in…

Q: is recommended for hand antisepsis. Alcohol-based hand rub Hand emollient Washing hands between…

A: Ignas Semmelweis is known as the person who saved many lives by discovering the importance of hand…

Q: Which of the following terms is an absolute condition? Degermation Disinfection O Sanitization O…

A: In various fields, such as healthcare, food processing, and laboratory settings, ensuring…

Q: Name 4 different sterilization/disinfecting methods, how they fight microbes,

A: STERILIZATION :  It is the process in which removal of all the living forms (microorganisms) and…

Q: Briefly compare the characteristics and uses of antiseptics and disinfectants

A: Microorganisms are those small organisms that invisible to the naked eye and are visible only under…

Q: How will you detect microorganisms in food?  Please briefly explain at your own words

A: A growth medium is intended to promote the growth of a variety of microorganisms or cells by the…

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

A: Antiseptics and disinfectants both kill microorganisms.

Q: Which of the following are proper disinfection steps? Check all the O Remove organic matter O…

A: Introduction: Disinfection is substances that are applied to non-living objects to destroy…

Q: All recipes are given per litre unless specified.   Lambda Broth (LB) Plates…

A: Give, The final volume (V2) = 5mL. The stock concentration of MgSO4 (C1)= 1M The desired…

Q: 1) The use of natural products in classification is called

A: Trees, fungi, animals, and microorganisms generate natural products, which are chemical substances…

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

A:

Q: Indicate the possible source of microbiological contamination and ways to mitigate this problem…

A: Microbiological contamination is defined as the non-intended introduction of infectious material…

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: On further laboratory testing and investigation “Pseudomonas” was found on Drug “A” Indicate the…

A: Microbiological contamination is defined as the non-intended introduction of infectious material…

Q: Indicate the possible source of microbiological contamination and ways to mitigate this problem…

A: Microbiological contamination is defined as the non-intended introduction of infectious material…

Q: How do you sterilize the following? petri dish inoculating loop culture media test tube…

A: Sterilization of following- petri dish - By using autoclave or by a series of steps that includes…

Q: Explain the usage as antimicrobial agents and disinfectants of Phenol and phenolics, alcohols,…

A: Introduction An Antimicrobial Agent Is A Chemical That Kills Or Inhibits The Growth Of Bacteria.…

Q: Name the thing which is not used for disinfection of drinking water.

A: Water from natural water bodies contains various disease-causing germs or pathogens which can cause…

Q: Alcohols are used for   sterilization. disinfection. antisepsis. both sterilization and…

A: Antiseptic, disinfectant, and sterilization are different techniques used for the control 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: Which process gets rid of the most germs on a surface? decontamination disinfection sterilization

A: Removal of microorganisms from surfaces such as benchtops in a microbiology laboratory and in…

Q: Identify the microorganism/ group of microorganisms involved in the spoilage of Salmon pink…

A: Fermentation is a metabolic interaction that produces chemical changes in natural substrates through…

Q: Why are contaminants such as TCE (trichloroethylene) and PCB (polychlorinated biphenyls) so…

A: The most difficult aspect of removing TCE and PCBs is:They easily adsorb onto organic matter in the…

Q: mention any three fluids used in cleaning lense in the microbiology laboratory

A: A laboratory tool called a microscope is used to look at things that are too tiny to be seen with…

Q: Which of the following apply to alcohols?  Mark ALL that apply: - disinfect items that are soaking…

A: Alcohol is an organic compound that carries at least one hydroxyl functional group bound to a…

Q: Escherichia coli Name of Antibiotics Oxacillin Penicillin G Streptomycin Tetracycline Tobramycin…

A: The Zone of Inhibition is a circular area surrounding the antibiotic spot where bacteria colonies do…

Q: Chemicals that may be sterilants are called

A: High level germicides are a category of chemicals that have the ability to kill a wide range of…

Q: The following is a picture of Eosin Methylene Blue Agar. What does the growth on this plate…

A: INTRODUCTION Eosine methylene blue agar Used for the isolation of gram negative bacteria Toxic…

Q: Describe microbial sampling procedures for solid foods suchas meat.

A: Food may serve as an important source of pathogenic organisms and therefore it is necessary to…

Q: One of the following matches indicatIng early microbial spoilage of pharmaceutical products is…

A: Microorganisms are tiny unicellular organisms that cannot be observed by unaided eyes. They may be…

Q: Identify what microorganisms are in each of the 10 plates from studying the gram stain and agar…

A: Plate-1  The organism appears purple in the Gram staining. So, the organism is Gram-positive. The…

Q: Indicate the possible source of microbiological contamination and ways to mitigate this problem…

A: Pseudomonas is a bacterium, gram negative in nature widely found in a wide array of habitats. It is…

Q: List the most commonly used antiseptics and disinfectants

A: The chemicals that are used for cleaning the skin and wounds and surfaces are defined by the term…

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…