Question

the various methods of preserving food and write a note on them and examples ​

Answer 1

Answer:

search in google you can get

Answer 2

Explanation:

1.by refrigating the food in the refrigator.

2.by keeping them in air-tight boxes.

3.by not keeping them in plastic as chemicals in the plastic can harm them.

if its for vegetables,fruits or salad add vinegar in it and keep it covered.