Reasons for Food Preservation
Nutrition and Food Science · Secondary 3 · Food Processing and Preservation · 3.º Período

Reasons for Food Preservation

Understand the causes of food spoilage and the principles behind food preservation. Explore how preservation extends shelf life and ensures food safety.

MOE Syllabus OutcomesMOE NFS Syllabus 3.1.1MOE NFS Syllabus 3.1.2

About This Topic

Understand the causes of food spoilage and the principles behind food preservation. Explore how preservation extends shelf life and ensures food safety.

Key Questions

  1. What microorganisms cause food to spoil?
  2. How do environmental factors affect food decay?
  3. Why is food preservation important for global food security?

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Methods of Heat Treatment

Investigate commercial heat treatment methods such as pasteurisation, UHT, and canning. Evaluate their impact on the nutritional value and sensory properties of food.

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Cold Preservation and Dehydration

Examine the use of chilling, freezing, and dehydration in preserving food. Analyze how these methods inhibit microbial growth and enzymatic activity.

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