Food Engineering

Principles of Chemical Preservation of Food-1

Question 1
Marks : +2 | -2
Pass Ratio : 100%
Which of the following undesirable quality pertains to the undesirable use of additives?
To disguise the use of faulty processing and handling techniques
To deceive consumers and result in a substantial reduction of the nutritive value of the food
When the desired effect can be obtained by good manufacturing practices which are economically feasible
All of the mentioned
Explanation:
All of the mentioned are undesirable qualities pertaining to the undesirable use of additives.
Question 2
Marks : +2 | -2
Pass Ratio : 100%
Which of the following is a function of a chemical additive?
Preservation
Serve as nutritional supplement
Color modifiers
All of the mentioned
Explanation:
The entire mentioned are functions of a chemical additive.
Question 3
Marks : +2 | -2
Pass Ratio : 100%
In canning, if the air in the head space is displaced with nitrogen, the gas is considered as a chemical preservative added to the food.
True
False
Explanation:
In canning, if the air in the head space is displaced with nitrogen, the gas is NOT considered as a chemical preservative added to the food. This is because every chemical added to food during the process of fabrication is not a food preservative.
Question 4
Marks : +2 | -2
Pass Ratio : 100%
Statement 1: Sodium Sulphite is banned in certain countries like USA because it has preserving effect on animal tissues but with the combination of other agents.
True, False
True, True
False, False
False, True
Explanation:
Sodium Sulphite is banned in certain countries like USA because it has preserving effect on animal tissues but with the combination of other agents. Sulphuring dried fruits helps in controlling microbial and insect activity.
Question 5
Marks : +2 | -2
Pass Ratio : 100%
Which of the following is a use of food additive?
Maintenance of nutritional quality of food and providing essential aids in food processing
Enhancement of keeping quality or stability with resulting reduction in food losses
Making food attractive to the consumer in a manner which does not lead to deception
All of the mentioned
Explanation:
All of the mentioned are functions of food additives.
Question 6
Marks : +2 | -2
Pass Ratio : 100%
Which of the following food additive can be used for mold inhibition/ killing?
Propionates
Sulphur dioxide
Propionates & Sulphur dioxide
Neither of the mentioned
Explanation:
Both of the mentioned food additives can be used for mold inhibition/ killing.
Question 7
Marks : +2 | -2
Pass Ratio : 100%
Sodium chloride which is the formula of common salt in large quantities is poisonous to man as is carbon dioxide.
True
False
Explanation:
Sodium chloride which is the formula of common salt in large quantities is poisonous to man as is carbon dioxide.
Question 8
Marks : +2 | -2
Pass Ratio : 100%
Which of the following chemical additive is banned in the United States and in most of the other countries?
Brandy
Olestra
Baking Soda
None of the mentioned
Explanation:
Olestra is a chemical additive that has been banned. It is found in fat free potato chips. Addition of this leads to depletion of fat-soluble vitamins.
Question 9
Marks : +2 | -2
Pass Ratio : 100%
Which of the following terms/ food items are NOT included in the definition of a food additive?
Food items that find their way accidentally or unintentionally
Pesticides, color additives
New animal drugs or any substance used in accordance with a sanction or approval granted prior to effective date of food additives amendment of 1958
All of the mentioned
Explanation:
All of the mentioned products are not included in the definition of a food additive.
Question 10
Marks : +2 | -2
Pass Ratio : 100%
Which of the following defines a food additive?
Substance which is/ may become a part of food
A substance or a mixture of substances which is present in food as a result of any aspect of production, processing, storage or packaging
A substance, the intended use of which results or may reasonably be expected to result in its becoming a component or otherwise affecting the characteristics of any food with certain exceptions
All of the mentioned
Explanation:
All of the mentioned defines a food additive by different definitions.