To prepare nutrient agar medium, you have to pour approximately. mL of medium into the Petri plat a. 30 mL b. 40 mL C. 20 mL d. 50 mL e. 10 mL CLEAR MY CHOICE

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A: We make subculture from a plate where many different colonies of bacteria are growing.

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A: Nutrient Agar is a general purpose, nutrient medium used for the cultivation of microbes supporting…

Q: Blood agar is often used to observe changes in the appear-ance of the agar around the colonies…

A: Blood agar contains RBCs in the form of blood. RBCs contain hemoglobin entrapped in them.

Q: Blood agar media  is a _________.   Selective media Differential media Rich media Enriched media…

A: A medium can be defined as gel or liquid which helps in growth of a bacterial culture. Medium is…

Q: he image below is the results of the Nutrient agar plate inoculated with the kitchen ounter sample…

A: Colony morphology is used by microbiologists to identify and characterized the different bacterial…

Q: What instrument is used to check the turbidity for a test tube? O Scale Desiccator Photospectrometer…

A: Question- What instrument is used to check the turbidity for a test tube?  Scale Desiccator…

Q: A selective media  a) inhibit the growth of certain bacteria while allowing others to grow b)…

A: An example of selective media includes- eosin methylene blue that is toxic to Gram-positive bacteria…

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.…

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Q: MSA/mannitol salt agar plate is selective because: O it allows only gram positive bacteria to grow O…

A: Mannitol salt agar(MSA) It is a selective medium used for the isolation, enumeration and…

Q: Which of the following is NOT a chemically definable component in culture media? a.Sheep's blood…

A: A chemically defined media is a culture medium for microorganisms or animal cells (even human cells)…

Q: Indicate which of the following observations can be made when observing growth on nutrient agar.…

A: Colony morphology can be referred to as the visual appearance of bacterial colonies on a plate of…

Q: Growth of microbes in a solid media is identified by the formation of? a) Pellicle at the top of…

A: A culture medium or growth medium is may be liquid, solid, or semi-solid designed to promote growth…

Q: Motility is best observed with a a. hanging drop preparation c. streak plate b. negative stain d.…

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A: Wastewater is the waste discharge of water from various sources like household, industrial and storm…

Q: Which of the following is NOT a recommended method for preventing cross-contamination? A. Washing…

A: Cross contamination  Cross contamination is physical transfer or movement of pathogens from one…

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A: The process of decreasing the concentration of the solute present in a solution is known as…

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Q: The difference in the colony appearance of bacteria cells growing on mannitol salt agar is detected…

A: Mannitol salt agar is a selective culture media that is used for the isolation of the pathogenic…

Q: 1. The time between inoculation and the beginning of growth is usually called the A) lag phase. B)…

A: Answer: Introduction: Microorganisms grown-up in closed culture also called as a batch culture in…

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A: These pure cultures are essential for microbiological studies. It facilitates the application of…

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A: Culture in microbiology is spread of microorganisms in a medium of development . Per body tissue or…

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Q: Microbes that can be grown on agar petri dish include

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Q: You mixed up the numbers on the tubes when you inoculated the mannitol salt agar (MSA) plate. You do…

A: Differential media is a type of growth media used in the labs to grow and differentiate or…

Q: A mixed culture is a. the same as a contaminated culture b. one that has been adequately stirred c.…

A: The medium or the growth medium has essential nutrients for the growth of the microbes. There…

Q: The most likely site for food contamination is: a) a person's own kitchen O b) the grocery store c)…

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Q: a. STREAK PLATE METHOD: a. Pour melted NA or CWA, following aseptic technique in a petri dish and…

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Q: ou count 54 colonies of bacteria on an agarp late on which you spread 0.2ml of a 10^-4 (or 1/10,000)…

A: Given information No. of colonies= 54 Volume = 0.2 ml Dilution = 1/10000

Q: Make a chart of all the organisms (Columns) with results    a. Blood Agar Plate b. PEA Agar Plate…

A: As another way of identifying the effects of temperature on the growth of different organisms,…

Q: A glass spreader can be sterilized by dipping in 70 % ethanol and burning of excess False .a True .b

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Q: Transfer of Culture from Agar Plate to Agar Slant

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Q: Define the meaning of Surface sterilization of explants Surface sterilization of explants

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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.