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प्रश्न
Assertion (A): Evaporating moisture from food stuff prevents growth of microorganisms.
Reason (R): Most microorganisms cannot grow without water.
विकल्प
A is true but R is false.
A is false but R is true.
Both A and R are true and R is the correct explanation of A.
Both A and R are true and R is not the correct explanation of A.
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उत्तर
Both A and R are true and R is the correct explanation of A.
Explanation:
Assertion (A): Removing moisture from foodstuff, such as through drying or dehydrating, inhibits the growth of microorganisms. Most microorganisms, including bacteria, molds and yeasts, require water to grow and reproduce.
Reason (R): Water is essential for the metabolic processes of most microorganisms. Without sufficient water, their cellular activities are hindered and they cannot proliferate.
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संबंधित प्रश्न
Choose the correct pair:
| A. Sun drying | 1. Potatoes, Onions, Yams |
| B. Convenience | 2. Rasin, chips, papad |
| C. Semi-perishable | 3. Meat, fish, chicken |
| D. Perishable | 4. Peas, Jam, Jellies |
Rohan’s dad has made apple jam. Which of the following must have been added to preserve it for a longer time?
State True or False:
Sugar acts as a preservative by enabling the process of osmosis.
The shelf life of food products is affected due to the factors ______.
Identify the picture.
 |
Name the type method of preservation technique by observing the picture.
Select the odd one.
Oil is a natural preservative because
- Delay moulding
- Increase oxidation
- Delay deterioration
- Isolates food from air
Why do fruits and vegetables become limp and soggy after freezing?
State the principles of food preservation.
How does sugar help in food preservation? Give any two examples of food items preserved by this method.
How should eggs and milk be stored at home to maintain their freshness for a longer period of time?
