FOOD TECHNOLOGY (07/05/2021)

Q1: Which Gum Is Formed By The Action Of The Bacterium Xanthomonas Comestris?

A. Xanthan
B. Agar
C. Algin
D. Carrageenan

Answer – Xanthan

  • Explanation: Xanthans Are Formed By The Action Of The Bacterium Xanthomonas Comestris On D-Glucose. The Gum Contains D-Glucose, D-Mannose, And D-Galacturonic Acid And Has A High Molecular Weight. It Dissolves In Cold Water And Finds Use In Food As A Stabilizer, Emulsifier, Thickener, Suspending Agent, Bodying, And Foam Enhancer.


Q2: Which Below Is Known As Baker’s Yeast?

A. Saccharomyces Cerevisiae
B. Cryptococcus Albidus
C. Candida Albicans
D. None Of The Above

Answer – Saccharomyces Cerevisiae

  • Explanation: “Baker’s Yeast” Is The General Term Given To All Forms Of Saccharomyces Cerevisiae Used To Make Bread Products. Baker’s Yeast Is The Common Name For The Strains Of Yeast Commonly Used In Baking Bread And Bakery Products, Serving As A Leavening Agent Which Causes The Bread To Rise By Converting The Fermentable Sugars Present In The Dough Into Carbon Dioxide And Ethanol.


Q3: Vitamin B2 Is Also Called?

A. Thiamine
B. Niacin
C. Riboflavin
D. Folic Acid

Answer – Riboflavin

  • Explanation: Riboflavin (Vitamin B-2) Is Widely Distributed In Plant And Animal Foods In Small Amounts. Relatively Good Dietary Sources Of The Vitamin Are Milk, Cheese, Liver Eggs And Leafy Vegetables. Dried Yeast Is Also A Rich Source Of The Vitamin. Pulses And Lean Meats Contain Appreciable Amounts Of Riboflavin.


Q4: What Scurvy Is Associated With?

A. Vitamin B1
B. Vitamin A
C. Vitamin C
D. Vitamin E

Answer – Vitamin C

  • Explanation: Vitamin C Is An Antiscorbutic Substance That Prevents And Cures Scurvy. Excellent Sources Of Vitamin C Are Citrus Fruits, Berries, Guava, Capsicum, And Green Leafy Vegetables. Canned Or Frozen Citrus Fruits And Tomatoes Are Also Good Sources. Milk, Eggs, Meat, And Poultry Contain Little Or No Ascorbic Acid. Scurvy Is A Fatal Disease Characterized By A Weakening Of The Collagenous Structure, And This Results In Widespread Capillary Hemorrhaging.


Q5: Which Mineral Is A Part Of Vitamin B12?

A. Iodine
B. Calcium
C. Cobalt
D. Iron

Answer – Cobalt

  • Explanation: Strangely Cobalt Deficiency Has Never Been Described For Man. In Its Absence, Ruminants Develop Anemia, Muscular Atrophy, And Eventual Death. The Major Role Of Cobalt In The Body Is To Serve As A Part Of Vitamin B-12. Inorganic Cobalt Is Necessary For The Microbial Synthesis Of Vitamin B-12 In The Gut Of Animals. To Some Extent, Human Beings Also Have This Ability To Obtain Vitamin B-12 From Cobalt Due To Synthesis By Micro-Organisms. This Explains Why True Vegetarians Can Live For Many Years Without Vitamin B-12 In The Diet.


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