Q: How does E coli grow in liquid medium?
A: The liquid medium is used to grow the bacteria culture in the test tube and also it will involve the…
Q: There are five bacteria in a petri dish and its number triples every minute. How many bacteria are…
A: Bacteria are organisms that are found almost everywhere on earth and are free-living cells that are…
Q: What is the significance of thermotolerant E. coli? How did we use temperature to help select for…
A: The phrase "total coliforms" refers to a vast group of Gram-negative, rod-shaped bacteria with a…
Q: Describe the kind of food that would have lactic acid bacteria. Mention their useful applications.
A: Lactic acid bacteria are widespread in any environment that is rich in carbohydrates, such as…
Q: How do bacteria grow in a petri dish?
A: Microbial culture is a method of growing microbial organisms by letting them reproduce in a…
Q: What is the purpose of the mashing step in beer-making?
A: Beer is an alcoholic beverage. The production of beer involves the following steps : malting,…
Q: What is agar?
A: Agar also known as agar-agar is a dried jelly like substance which has been obtained from Gracilaria…
Q: How does bacteria grow on agar plates?
A: Bacteria are the most primitive organisms on Earth. They can survive in most extreme environments as…
Q: How can you explain the fact that an unopened carton of milk in the refrigerator will eventually…
A: Mammary glands create milk, which is a nutritionally rich thick liquid.
Q: How does pasteurization help us in our everyday life even before it was discovered?
A: As recently as the nineteenth century, humans risked serious illness or even death by drinking…
Q: Explain how osmotic pressure and pH are used in preserving foods. What effects do they have on…
A: The microbes play important role in the food technology and food manufacturing industry. They can…
Q: Microbes are found mostly in topsoil, but some are found miles deep in bedrock. Nutritionally, how…
A: Microbes or microorganisms are single-cell organisms that can be observed by using a microscope.…
Q: What is the function of petri dish in laboratory?
A: A Petri plate is a shallow glass which is cylindrical in shape. The Petri dish is named after the…
Q: Why do we often preserve foods by adding salt or sugar, as in making jam or salt pork?
A: Food preservation is the technique of delaying food degradation by inhibiting the growth of germs…
Q: Please refer to the figure of an agarose gel below to answer the questions. Why is it meant by the…
A: Agarose gel electrophoresis is a fundamental technique in molecular biology that is used to view and…
Q: How does pasteurization affect the number of bacteria present in milk?
A: Pasteurization: It is a process which involves heating liquids at high temperature for a particular…
Q: What is the purpose of food irradiation, and how does it work?
A: Irradiating food kills bacteria and extends life of the food.
Q: What are the terms used for the conditions that influence bacterial growth on food? Explain each…
A: The conditions necessary for bacteria growth on food are often acronym together as FATTOM. It stands…
Q: What is the purpose of adding sauces of the sandwich?
A: Sauce is a liquid or semi-liquid substance served with food.
Q: In which food would you find lactic acid bacteria? Mention some of their useful applications.
A: Microorganisms are the major components of biological system on earth. They are present everywhere,…
Q: When are microbes in food harmless?
A: Bacteria are the most important microorganisms to the food processor. Some bacteria are beneficial…
Q: Which type of food had the lowest bacterial count? Explain.
A: Introduction: Bacterial count is an important factor to assess in the prepared food. It gives an…
Q: Where do spoilage microorganisms come from? What are some of the most common spoilage…
A: Food spoilage is a metabolic process which causes food to be undesirable or unacceptable for…
Q: How scientific foundation of food preservation was laid?
A: Food preservation is the process which includes various food processing practices. This prevent the…
Q: explain about intrinsic and extrinsic factors in food microbiology.
A: The connection among microbes as well as other living creatures on Earth is natural, continual, and…
Q: How do food additives kill microbes? Illustrate using an example
A: Food additives are compounds that are added to food to maintain flavor or improve its appearance,…
Q: What do camembert cheese and penicillin have in common?
A: Antibiotics are a type of antimicrobial medicines which are used to destroy or stop the infections…
Q: What information can obtain from observing the growth of bacteria on liquid agar?
A: Liquid agar is a liquid media mixed with agar which when heated solidifies and then is used as a…
Q: How we can isolate microorganism from food? Please briefly explain at your own words.
A: Microorganisms are cosmopolitan in nature, which means they are present everywhere- in air, on…
Q: How does food science play a role in ensuring foods are not contaminated?
A: Food Science is related with the study of agriculture and nutritional Science. It includes various…
Q: Why bakers prefer wheat flour compared to non-wheat flour?
A: Baking is a method of food preparation that involves the use of dry heat, usually in an oven. Hot…
Q: What information can obtain from observing the growth of bacteria on solid agar?
A: Agar is a jelly-like substance, obtained from rhodophyceae that are commonly knows as the red algae.…
Q: How is dairy put in an application in microbiology and its involved microorganism?
A: Dairy is nothing but the Cows milk which plays a significant role in mammal growth.Milk obtained…
Q: Explain how bacteria cause food to spoil.
A: Introduction: Bacteria are little single-celled life forms. Bacteria are discovered wherever on…
Q: What is cistron?
A: The term "cistron" is a synonym for "gene." It is used to indicate that genes in a cis-trans test…
Q: We’re going to make our own yogurt using mixed bacteria cultures which contains Lactobacillus casei,…
A: Yogurt This is defined as the food that is produced by the bacterial fermentation of milk. The…
Q: Why are anaerobic microbes important for making food?
A: they are the organism that does not require oxygen for their metabolic activity in anaerobic…
Q: How do you make bacteria in the laboratory?
A: Bacteria are microscopic single-celled organisms that thrive in diverse environmental conditions.…
Q: what is kitchen culture?
A: "Kitchen culture" can be said in two perspectives which are totally different from one another.
Q: What are several microbial targets of pasteurization?
A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…
Q: Can I use baking powder instead of yeast?
A: Baking powder is a dry chemical leavening agent and it is a mixture of a week acid, carbonate or…
Q: Who invented petri dish?
A: Microbial culture is a method of growing microbial organisms by letting them reproduce in a…
Q: How would you determine if a disinfectant or antiseptic is bactericidal or bacteriostatic
A: A bacteriocide is a chemical substance that kills bacteria. They can be disinfectants, antibiotics,…
Q: Why are vegetables and fruits coated with wax during shipping and upon storage?
A: Lipids are not polymers like other biomolecules like proteins and carbohydrates. It plays a major…
Q: What techniques are used for detection and enumeration of microorganisms in foods?
A: Microorganisms are microscopic organisms that are mostly structured as single-cell organisms,…
Q: Which bacteria is a common cause of food poisoning?
A: Answer: FOOD POISONING : It is the condition when the disease is caused by ingestion of the spoiled…
Q: What are the advantages and disadvantages of having microbes in your food?
A: Microbes are microscopic, tiny living things, usually single-celled organisms that are found all…
Q: WHAT IS THE CONNECTION OF BACTERIAL CULTIVATION TO MICROBIAL PHYSIOLOGY
A: Microorganisms are simple living organisms that can be observed through a microscope. The common…
Why is it important in food science to identify bacteria?
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- Which of the following is a correct way to write a bacterial name? O 1) Escherichia coli O 2) Staphylococcus Aureus O 3) STAPHYLOCOCCUS EPIDERMIDIS O 4) bacillus Subtilis O 5) pseudomonas aeruginosaWhat is the significance of microbiology and why is it important to study bacteria and to distinguish one from another?What is the importance of microbiology?
- What is Microbiology?What are the physical requirements that must be considered when trying to grow microbes?Why are petri dishes ALWAYS stored and incubated upside down? Question 17 options: a) helps bacteria grow b) the lid is larger and make the dish more stable c) prevents condensation from dripping on to agar surface d) so the label can be seen