Question

why do we need to preserve the food ?​

Answer 1

Answer:

Why Do We Need to Preserve Food? Food preservation is essential because it extends the length of time during which the food is nutritionally viable and safe to eat. ... Dry preserving techniques, such as packing food in salt, draws water out of the food, making it an inhospitable environment for microorganisms.

Answer 2

Answer:

A food is something that provides nutrients. ... energy for activity, growth, and all functions of the body such as breathing, digesting food, and keeping warm; materials for the growth and repair of the body, and for keeping the immune system healthy.....................................