Question

Class:3 Science book ch-7 (Food) Assignment:-
Q:Describe the ways of preserving food.​

Answer 1

Answer:

.............

Explanation:

• Salting: For preservation of meat, fish and vegetables.
• Pickling: For preservation of fruits and vegetables by vinegar and oil.
• Freezing: For preservation of vegetables, meat and eggs.

Answer 2

Answer:

not answering according to ur textbook

Explanation:

1) keeping food in airtight containers to prevent rancidity

2) preserving food by vinegar and oil. often known as pickling

3) keeping fruits,vegetables and meat in refrigerators also known as freezing

4)Sterilization- This method is carried out to remove microbes from food. For eg., milk sterilization at 100°C kills the microbes.

5)Dehydration- It is the process of removal of water from food. It is the simplest method and prevents food spoilage by removing water.

i hope this answer will solve all ur doubts