FH1 mt2 Flashcards
What parameter is used to decide if there is a suspicion of added water in the milk ?
- Fat content
- Freezing point
- Protein content
- Lactose level
- Freezing point
What helps the seperation of milk to skimmed milk and cream ?
- Only the temperature
- Only the centrifugal force
- None of them
- (Both of them)
- Only the centrifugal force
Choose the correct statements!
- Minced meat is more perishable because of its higher redox potential
- Minced meat is more perishable because of its lower redox potential
- Minced meat is more perishable because of its lower water activity
- Minced meat is more perishable because of its lower pH
- Minced meat is more perishable because of its higher redox potential
Choose the correct statements!
- The spoilage of fresh meat and fish is mainly caused by anaerobic, psychrotrophic Gram-negative bacteria
- The spoilage of fresh meat and fish is mainly caused by anaerobic, psychrotrophic Gram-positive bacteria
- The spoilage of fresh meat and fish is mainly caused by aerobic, psychrotrophic Gram-negative bacteria
- The spoilage of fresh meat and fish is mainly caused by aerobic, psychrotrophic Gram-positive bacteria
- The spoilage of fresh meat and fish is mainly caused by aerobic, psychrotrophic Gram-negative bacteria
Which foods can be contaminated during primary production?
- Minced meat
- Vegetables
- Sausage
- Yoghurt
- Vegetables
Which method is a receptor type test ?
- Four-plate method
- KIS test
- Brilliant black reduction test
- Snap test
- Snap test
( + ROSA, betastar, snap-test, metasafe beta lactam)
(microbiological growth inhibition: KIS, 4-plate, Delvo, Brilliant black reduction)
Choose the correct statements!
- Pasteurization is a heat treatment performed at temperatures exceeding 100 °C aimed at complete destruction of all microorganisms
- Pasteurization is a heat treatment performed at temperatures below 100 °C aimed at complete destruction of all microorganisms
- Pasteurization is a heat treatment performed at temperatures below 100 °C aimed at the destruction of vegetative forms of pathogenic bacteria
- Pasteurization is a heat treatment performed at temperatures exceeding 100 °C aimed at destruction of vegetative forms of pathogenic bacteria
- Pasteurization is a heat treatment performed at temperatures below 100 °C aimed at the destruction of vegetative forms of pathogenic bacteria
Choose the correct statements!
- Codex alimentarius is a global regulation system the illegal instruments of which forms the basis of the food hygiene legislation
- Codex alimentarius is a global regulation system the professional, non-legal documents of which form the basis of the food hygiene legislation
- Codex alimentarius is an EU regulation system the legal instruments of which form the basis of the food- hygiene legislation
- Codex alimentarius is an EU regulation system the professional, non-legal documents of which form the basis of the food-hygiene legislation
- Codex alimentarius is a global regulation system the professional, non-legal documents of which form the basis of the food hygiene legislation
What is the food safety inspector supposed to do if the SnapTest shows positive results to any antibiotic groups?
- All batches of the given product shall be retracted from the consumers and go to be destroyed
- All batches of the given product shall be retracted from the consumers
- Further laboratory test are necessary and all batches of the given product shall go to be destroyed
- Further laboratory test are necessary and all batches of the given product shall be retracted from the
consumers
- Further laboratory test are necessary and all batches of the given product shall be retracted from the
consumers
What is the maximum permissible nitrite-ion content of drinking water?
- 0.05 mg/l
- 0.5 mg/l
- 5 mg/l
- 50 mg/l
- 0.5 mg/l
What kind of combination of phosphatase-peroxidase results cannot happen?
- Phosphates: positive - peroxidase: positive
- Phosphates: positive - peroxidase: negative
- Phosphates: negative - peroxidase: negative
- Phosphates: negative - peroxidase: negative
- Phosphates: positive - peroxidase: negative
What is the difference between UHT and ESL heat treatment:
- The temperature
- The time
- The time and the temperature
- Just one of them can be used for the heat treatment of milk
- The time and the temperature
What is the optimal temperature of the yogurt culture?
- 42-45 °C
- 27-30 °C
- 15-20 °C
- 32-37 °C
- 42-45 °C
What is NOT characteristic of the objective inspection program?
- It is used to survey the attributes of food
- The sample is selected by targeted risk evaluation
- The results of the investigation are valid for the whole population
- The sample is selected ramdomly
- The sample is selected by targeted risk evaluation
Which method is a microbial growth inhibition test?
- ROSA test
- Delvo test
- Snap test
- Beta star test
- Delvo test