Asked By: Jacob Miller Date: created: Sep 08 2021

What are the 5 factors that influence microbial growth

Answered By: Lawrence Hall Date: created: Sep 09 2021

Factors That Affect the Growth of MicroorganismsNutrients.

All microorganisms need food.

Temperature.

In general, the higher the temperature, the more easily microorganisms can grow up to a certain point.

pH Levels.

Moisture.

Elements Present.Apr 24, 2018.

Asked By: Jaden Cox Date: created: Oct 26 2021

What temp does bacteria die

Answered By: Gordon Long Date: created: Oct 28 2021

Danger Zone! Bacteria multiply rapidly between 40 and 140 degrees. Bacteria will not multiply but may start to die between 140 and 165 degrees. Bacteria will die at temperatures above 212 degrees.

Asked By: Christopher Brooks Date: created: May 15 2021

What type of bacteria can survive without oxygen

Answered By: Dennis Brooks Date: created: May 17 2021

Bacteria that grow only in the absence of oxygen, such as Clostridium, Bacteroides, and the methane-producing archaea (methanogens), are called obligate anaerobes because their energy-generating metabolic processes are not coupled with the consumption of oxygen.

Asked By: Julian Sanchez Date: created: Apr 22 2021

Does bacteria grow faster in high humidity

Answered By: Brandon Jones Date: created: Apr 23 2021

Studies have indicated that the growth of microorganisms, such as fungus and bacteria, completely cease when temperatures reach < -18°C/0°F. ... Thus, decreasing temperature and moisture (relative humidity), creates a less hospitable environment for microorganisms to grow.

Asked By: Hayden Wilson Date: created: Jan 30 2022

What is the danger zone for bacteria

Answered By: Bruce Gray Date: created: Jan 30 2022

Bacteria grow most rapidly in the range of temperatures between 40 °F and 140 °F, doubling in number in as little as 20 minutes. This range of temperatures is often called the “Danger Zone.”

Asked By: Austin Wood Date: created: May 22 2021

How can we prevent the growth of bacteria

Answered By: Louis Coleman Date: created: May 23 2021

To keep foods safe, remember to keep foods out of the Temperature Danger Zone, and if your food sits out, make a habit of getting your cold food in the refrigerator within two hours. Your hot food should be cooled quickly and put away in that timeframe as well.

Asked By: Rodrigo Gonzales Date: created: Jun 13 2022

Why does bacteria grow better in the dark

Answered By: Kevin James Date: created: Jun 14 2022

In the light, both strains of bacteria take in more organic carbon, including sugars, metabolize them faster. In the dark, those functions are reduced, and the bacteria increase protein production and repair, making and fixing the machinery needed to grow and divide.

Asked By: Keith Davis Date: created: Oct 15 2021

Does bacteria grow better in light or dark

Answered By: Wallace Ramirez Date: created: Oct 17 2021

In the light, both strains of bacteria take in more organic carbon, including sugars, metabolize them faster. In the dark, those functions are reduced, and the bacteria increase protein production and repair, making and fixing the machinery needed to grow and divide.

Asked By: Reginald Adams Date: created: Jun 19 2022

What two things does bacteria need to multiply

Answered By: Louis Alexander Date: created: Jun 20 2022

All bacteria need is food and moisture to survive. Time; we know is needed, to allow them to multiply. The temperature has to be right for the specific type of bacteria, but most like temperatures within what we call the ‘danger zone’.

Asked By: Logan Morris Date: created: May 20 2021

What are the best conditions for bacteria to grow

Answered By: Colin Collins Date: created: May 20 2021

Bacteria can live in hotter and colder temperatures than humans, but they do best in a warm, moist, protein-rich environment that is pH neutral or slightly acidic. There are exceptions, however. Some bacteria thrive in extreme heat or cold, while others can survive under highly acidic or extremely salty conditions.

Asked By: Zachary Russell Date: created: Aug 24 2021

What are the 4 conditions for bacteria to grow

Answered By: Gordon Carter Date: created: Aug 27 2021

What bacteria need to grow and multiplyFood (nutrients)Water (moisture)Proper temperature.Time.Air, no air, minimal air.Proper acidity (pH)Salt levels.

Asked By: Donald Gonzalez Date: created: Jun 11 2021

Does bacteria grow better in sunlight

Answered By: Gregory Robinson Date: created: Jun 11 2021

An abundance of sunlight was significantly associated with lower amounts of a certain types of bacteria, a new study in the Journal of the Microbiome said. … But in sunlight, only 6.8 percent thrived. That was down to 6.1 percent for bacteria exposed to UV light.

Asked By: Harold Garcia Date: created: Feb 05 2022

What is the best way to kill bacteria in food

Answered By: Francis Price Date: created: Feb 08 2022

Most foods, especially meat, poultry, fish and eggs, should be cooked thoroughly to kill most types of food poisoning bacteria. In general, food should be cooked to a temperature of at least 75 °C or hotter.

Asked By: Clifford Rivera Date: created: Jun 12 2022

What are the two most important factors for bacterial growth

Answered By: Dylan Collins Date: created: Jun 13 2022

Several factors encourage, prevent, or limit the growth of microorganisms in foods, the most important are aw, pH, and temperature.

Asked By: Austin Henderson Date: created: Apr 23 2022

Do germs grow faster in light

Answered By: Fred Patterson Date: created: Apr 25 2022

A team of researchers, including Stanford scientists, has discovered that certain single-celled infectious bacteria can tell the difference between light and dark, and actually increase their infectiousness 10-fold when hit by sunlight. …

Asked By: Julian Kelly Date: created: Aug 04 2022

What are 2 factors that influence control of microorganisms

Answered By: Blake Hall Date: created: Aug 04 2022

Warmth, moisture, pH levels and oxygen levels are the four big physical and chemical factors affecting microbial growth.

Asked By: Ronald Bryant Date: created: Apr 22 2021

What are the 6 conditions for bacterial growth

Answered By: Horace Cox Date: created: Apr 23 2021

FAT TOM is a mnemonic device used in the food service industry to describe the six favorable conditions required for the growth of foodborne pathogens. It is an acronym for food, acidity, time, temperature, oxygen and moisture.

Asked By: Abraham Thompson Date: created: Apr 11 2022

What is the most important factor in controlling bacteria

Answered By: Harold Harris Date: created: Apr 11 2022

Water is the most essential factor for bacterial growth. Available water in the culture media determines the rate of metabolic and physiological activities of bacteria. Sugar, salts and other substances are dissolved in water and are made available for bacteria.

Asked By: Curtis Martin Date: created: Dec 14 2021

Which food allows bacteria to grow well

Answered By: Leonars Garcia Date: created: Dec 17 2021

High risk foods particularly protein foods such as chicken and dairy products are rich in nutrients and moisture and so promote bacterial growth.

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