Advertisements
Advertisements
प्रश्न
Assertion (A): Evaporating moisture from food stuff prevents growth of microorganisms.
Reason (R): Most microorganisms cannot grow without water.
पर्याय
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.
Advertisements
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.
APPEARS IN
संबंधित प्रश्न
Name two important chemical preservatives permitted and popularly used in the preservation industry.
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 |
Enumerate any five uses of preserving food at home.
Rohan’s dad has made apple jam. Which of the following must have been added to preserve it for a longer time?
Tom watched his uncle preparing mango pickle. He noticed that he had put a lot of salt and spices into the vessel while cooking it. State any five ways in which these ingredients play a role in the preparation of the pickle.
The shelf life of food products is affected due to the factors ______.
Mention two precautions to be taken while refrigerating food at home.
Describe the method of preserving foods by canning.
What is the need for preserving food items?
Explain the procedure for preserving foods by the use of chemical preservatives.
