Question

Food preservation is done by addition of

• A. microorganisms
• B. acids
• C. water
• D. salts

Answer 1

The correct option is D

salts

The correct option is D.

Explanation of the correct option:

1. Food preservation involves the process by which spoilage of food is minimized by preventing growth of the microorganisms, increasing the self-life and preserving food for a long time.
2. Common salts are used as food preservatives. Meat, fish, amla, raw mangoes, tamarind, etc. are preserved by salt.
3. Salt reduces the water content and thus it helps in controlling the growth of the microorganisms.

Final Answer:

Food preservation is done by addition of salts.