Question

Preservatives1. To know about the different methods of preservation.a) Collect the wrappers of frozen and canned food items and milk. List the various preservatives.b) Find about the preservatives that we use to preserve the food items in our house.c) List down the food items that are generally spoiled by the presence of bacteria.. Taking any one example explain how it can be prevented.​

Answer 1

Answer:

Rancidity is the main cause

Explanation:

To preserve the the milk from spoiling we must first boil it and the process pasterasation.To keep the things in cold at average temperature can also preserve it frozen wrapped.

B. The methods that we use to preserve food in our home is

1.To cover the food items

2.To keep in refrigerator

3.oil foods like chips to pack in nitrogen air

4.To keep food items away from light source

C. The food that generally spoil by bacteria is

bread, cake,