Give the reasons for the following statements :
Pickles, meat and fish are preserved by salting.

Explanation

### Step-by-Step Solution:

1. **Understanding Preservation**: Pickles, meat, and fish are preserved to prevent spoilage and extend their shelf life. One common method of preservation is salting.

2. **Role of Salting**: Salting involves adding a significant amount of salt to these food items. Salt acts as a preservative by creating a specific environment that inhibits the growth of microorganisms.

3. **Hypertonic Solution**: When salt is added, it creates a hypertonic solution around the food. A hypertonic solution has a higher concentration of solutes (in this case, salt) compared to the inside of the microbial cells.

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