Q1. As Per PFA, Protein Content In Ice Cream?

A} 2.5%
B} 3.5%
C} 6.5%
D}7.5%

ANSWER- B} 3.5%

• Ice Cream Is Defined As A Frozen Dairy Product Made By Suitable Blending And Processing Of Cream And Other Milk Products, Together With Sugar And Flavor, With Or Without Stabilizer Or Color, Along With The Incorporation Of Air During The Freezing Process.
• According To PFA Rules, It Contains Not Less Than 10% Milk Fat, 3.5% Protein, And 36% Total Solids.

READ MORE – Food Science & Technology Quiz (17-01-2022)

Q2. Compost, Cake, Pulp, And Vitamin Concentrates Are The By-Products Which Oil Industry?

A} Coconut
B} Sunflower
C} Soybean
D} Palm

ANSWER- D} Palm.

• Waste From Palm Oil Industry Is Utilized Into Valuable Products:
• Compost – Readily Converted Into Good Quality Organic Manure Rich In K.
• Cake – Contains 12-15% Proteins & Used As Feed For Cattle, Pigs & Poultry.
• Pulp – Empty Fruit Bunches Are Processed Into Pulp & Paper. Ü
•  Vitamin Concentrates – Can Be Produced From Palm Fatty Acids Distillate Which Is By- Product Of Palm Oil Refining.

READ MORE – Food Science & Technology Quiz (18-01-2022)

Q3. Which Of The Following Twin Screw Extruder Is Not Used In Food Industries?

A} Counterrotating Intermeshing
B} Counterrotating Non Intermeshing
C} Corotating Intermeshing
D} Corotating Non-Intermeshing

ANSWER – D} Corotating Non-Intermeshing.

• Non-Intermeshing Screw Type: In It, Screws Do Not Engage Each Others Thread, Allowing One Screw To Turn Without Interfering Other. Like Single Screw Extruder These Type Of Extruder Depend On Friction For Extrusion. They Are Not Designed For Pumping Or Mixing Purposes.

READ MORE – Food Science & Technology Quiz (18-01-2022)

Q4. Total Solids In Demineralised Whey Powder?

A} 38%
B} 58%
C} 78%
D} 98%

ANSWER – B} 58%

• Demineralized Whey Powder Is Produced Using The Same Types Of Equipment That Are Used To Produce Milk Powder. Whey Is First Subjected To Either Electrodialysis And/Or Ion Exchange To Reduce The Mineral Content By Up To 90%.
• Evaporated To About 58% Total Solids .
• The Spray-Dried Product Is About 75% Lactose.

READ MORE – Food Science & Technology Quiz (15-12-2021)

Q5. Swiss Cheese Comes Under Which Type Of Cheese Category?

A} Soft
B} Semi-Hard
C} Hard
D} Blue Vein

ANSWER- B} Semi-Hard

• Semi-Hard Cheese Examples – Mozzarella, Brie, Camembert, Swiss, Edam, Gouda.

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