Food Poisoning Bacteria - Bacillus Cereus

Bacillus Cereus

Spore-forming bacteria that only can see through a microscope.


Produces harmful substance (toxin) that can make you sick.

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What is
Bacillus Cereus ?

The Cause of Bacillus Cereus Poisoning :

Bacillus cereus will grow in food that has been improperly stored.

Spores can reproduce within 20 minutes if keep at room temperature.

• Optimal growth temperature is 28 Celsius to 35 Celsius

• Occur in pH range from

  4.9 to 9.3

• Tolerate 7.5% salt concentration

• Can grow at the refrigerated temperature (5 Celsius below)

Bacillus Cereus can Survive in:

28 Celsius to
35 Celsius

What food does
Bacillus Cereus found in?

1. Rice

2. Starchy Food - Potato, Pasta

3. Milk, Cheese

4. Meat, Fish

5. Sauce, Soup, Casseroles

6. Puddings, Pastries

Nausea
Watery Diarrhea
Abdominal Cramps
Stomach cramping
Vomiting

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The Symptoms:

The Onset Time:

Illness from Bacillus Cereus usually occurs 1 - 6 hours after eating contaminated food.

• After 0.5 to 6 hours - vomit

• After 6 to 15 hours - diarrhoea

Symptoms Cleared / Recovery:

• Clear up within a day

• The symptoms might continue for those with weak immune systems

Scenario:

• When rice left at room temperature, Bacillus cereus will create toxins.

• Toxins can't be killed through high heat / reheating.

• Guest who eats the contaminated rice will suffer with vomiting or diarrhoea after 1 - 6 hours.

1. Keep food cold in chiller

2. Proper cooling - 70 Celsius to 8 Celsius in 90 min

3. Reheat food - 75 Celsus & above

4. Hot food holding - 63 Celsius & above

5. Throwing food that does not meet food safety standards

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The Prevention Steps:

Good Hygiene Practices:

1. Washing your hands

2. Clean foods and utensils

3. Keep raw and cooked food seperated

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The Prevention Steps:

Multiple Choice

What is Bacillus Cereus ?

• A food poisoning bacteria that commonly found in rice & starch food

• A latest online games

Multiple Choice

What is the cause of Bacillus Cereus Food Poisoning?

• Grow in the food that has been improperly cooked.

• Grow in the food that has been improperly stored.

Multiple Choice

What is the symptoms of the Bacillus cereus food poisoning?

• Vomiting & Diarrhoea

• Dizzy, High Blood Pressure

Multiple Select

What type of food does Bacillus Cereus found?

(Select 3 correct answers)

• Rice, Pasta

• Salad, Fruit

• Stew, Potato

• Soup, Casseroles

Multiple Choice

What is the onset time for Bacillus Cereus food poisoning symptoms?

• 1 - 6 hours

• 10 - 20 hours

Multiple Select

What are the prevention steps to prevent Bacillus cereus in food?

(Select 2 correct answers)

• Proper Food Storage

  Cleaning & Sanitation

• Receiving of food

  Pest Control

• Proper Cooling of Hot Food
  Personal Hygiene

Multiple Select

Please chose the correct answer about Bacillus Cereus.

(Select 2 correct answers)

• Can growth in chiller temperature

• Toxins can be killed through high heat

• Growth in the starchy food that left at room temperature for long hours