In terms of the effect it has on the microorganisms present in food items, how is food preservation by heating different from food preservation by cooling? Do you think the heating method is better than the cooling method? Give a reason for your answer.

Explanation

**Step-by-Step Solution:**

1. **Understanding Food Preservation Methods**:
- Food preservation can be done through various methods, including heating and cooling. Both methods aim to reduce the action of microorganisms that can spoil food.

2. **Effect of Heating on Microorganisms**:
- Heating food involves raising its temperature to a level that kills or destroys the microorganisms present. For example, in the pasteurization of milk, ultra-heat treatment is used to eliminate bacteria, making the food safe for consumption.

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