Food Science & Technology Quiz (19/03/2021)
Q1. Pasteurized Milk Is Not Sterile And Hence Must Be Cooled Immediately Before The Bacteria Multiply?
A) True
B) False
Answer – A) True
- Pasteurized Milk Is Not Sterile And Hence Must Be Cooled Immediately Before The Bacteria Multiply. Pasteurization Is Not The Same As Sterilization. Its Purpose Is To Reduce The Bacterial Population Of A Liquid Such As Milk And To Destroy Organisms That May Cause Spoilage And Human Disease. Spores Are Not Affected By Pasteurization. The Intent Of Pasteurization Of Milk Is To Eliminate Pathogenic Microbes.
READ MORE – FOOD SCIENCE (29/01/2021)
Q2. How Is Milk Pasteurized?
A) Low Temp, Long Time
B) High Temp, Short Time
C) Ultrahigh Temperature
D) All Of The Mentioned
Answer – D) All Of The Mentioned
- Pasteurized Milk Is Pasteurized By All The Mentioned Methods. Generally, The Process Of Pasteurization Involves Heating Milk To 71.7°C For At Least 15 Seconds (And No More Than 25 Seconds). … Once The Milk Has Been Heated, It Is Then Cooled Very Quickly To Less Than 3°C.
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Q3. Meat-Based Bioactive Peptides Have Certain Nutraceutical Effects?
A) True
B) False
Answer – A) True
- Bioactive Peptides Are Sequences Of Between 2–30 Amino Acids In Length That Impart A Positive Health Effect To The Consumer When Ingested. They Have Been Identified From A Range Of Foods, Including Milk And Muscle Sources Including Beef, Chicken, Pork, And Marine Muscles. Meat-Based Bioactive Peptides Have Certain Nutraceutical Effects.
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Q4. Oil/Lemon/Vinegar + Spices Applied To Meat Is Called _____?
A) Marinating
B) Emulsifying
C) Fermenting
D) Coating
Answer – A) Marinating
- Oil/Lemon/Vinegar + Spices Applied To Meat Is Called Marinating. Marination Is The Process Of Soaking Foods In A Seasoned, Often Acidic, Liquid Before Cooking.
READ MORE – Food Science & Technology Quiz (29-10-2021)
Q5. Which Of The Following Is NOT A Step In Pre-Press Solvent Extraction?
A) Seed Cooking
B) Pressing The Flake
C) Solvent Extraction
D) Seed Whipping
Answer – D) Seed Whipping
- Seed Whipping Is Not A Pre-Press Solvent Extraction Step. Solvent Extraction Is A Process In Which Compounds Are Separated Based On Their Relative Solubilities. This Treatment Method Involves Using A Solvent – A Fluid That Has The Ability To Dissolve Another Substance.
READ MORE – FOOD TECHNOLOGY (18/03/2021)