The survival, growth and reproduction of microorganisms are influenced by physical and nutritional factors in its environment. Give the principle of microbial destruction/microbe population control behind making jam and jelly.
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The survival, growth and reproduction of microorganisms are influenced by physical and nutritional factors in its environment. Give the principle of microbial destruction/microbe population control behind making jam and jelly.
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- The survival, growth and reproduction of microorganisms are influenced by physical and nutritional factors in its environment. Give the principle of microbial destruction/microbe population control behind salting dried fish.The survival, growth and reproduction of microorganisms are influenced by physical and nutritional factors in its environment. Give the principle of microbial destruction/microbe population control behind sunbathing sleeping mats and pillowsWhich of the following statements regarding microbial death is FALSE? Question options: cell walls are targeted by all microbial control agents all of these statements are TRUE many antimicrobial agents function through the disruption of protein structure under a given set of conditions, the fraction of a microbial population tht dies per minute is typically constant over time the effectiveness of an antibacterial agent is a function of its microbial death rate the rate at which microbes are killed is termed the microbial death rate
- Which of the following statements regarding microbial death is FALSE? Question options: cell walls are targeted by many microbial control agents the effectiveness of an antibacterial agent is a funciton of its microbial death rate the rate at which microbes are killed is termed the microbial death rate all of these statements are TRUE few antimicrobial agents function through the disruption of protein structure under a given set of conditions, the fraction of a microbial population that dies per minute is typically constant over timeMicrobes are exposed to a wide variety of environmental factors that affect growth and survival. By giving two (2) examples, discuss how the microbial survival in various environmental conditions has been used to understand its ability to make flavorful and long shelf-life type of foods.Microorganism growth in complex natural environments such as soils and waters can be utilized to carry out environmental management processes. Give one term for the process you would use to cleanse a marine oil spill and discuss at least 3 types thereof. Outline factors that would facilitate the success of the process you mentioned on 1. Discuss the use of indicator organisms in testing the quality of drinking water.
- The followings list the false statements about microbial growth curves EXCEPT* Log phase indicates that microbes need to adjust to a new environment of food Microbes grow exponentially when they are in the stationary phase Microbes grow exponentially when the conditions of the food are favorable for multiplication O Microbes start to die when they are in the lag phase O Lag phase indicates that microbes does not have enough time to growGive a brief but critical discussion about microbial growth in natural environments and how it differs from the laboratory culturing of micro-organisms.Which of the following is an example of microbial control? Select all that apply. View Available Hint(s) ▸ Hint 1. What is meant by microbial control? Sue washes off the vegetables before serving them in a meal. Mary microwaves food before putting it on the table. Sue uses bleach to clean the kitchen counters. Mary places leftovers in the refrigerator after the meal.
- Besides dehydrated foods, how might the amount of water available to microbes be decreased? Group of answer choices Treatment by non-ionizing radiation. Treatment at high pressures for extended periods of time. Storage at temperatures between -2 and 4 °C. Pasteurization Addition of solutes such as salt or sugar.Which of the following statements regarding microbial control agents is FALSE? Question options: strongly acidic or alkaline disinfectants are typically more effective than neutral pH agents the presence of extracellular fats typically decreases the effectiveness of control agents a warmed disinfectant is typically more effective than the same disinfectant at room temperature substances secreted by members of biofilms increase protection against microbial control agents all of these statements are TRUE bacterial endospores are more resistant to antimicrobial treatment than vegetative bacterial cellsIn a clinical laboratory, all microbes contained in a clinical sample are isolated and identified. In a clinical laboratory, all microbes contained in a clinical sample are isolated and identified. True False