3.1 Describe the term organic food - NSC Consumer Studies - Question 3 - 2017 - Paper 1

Emulsifiers serve the primary function of mixing oils and water, preventing them from separating and ensuring a stable emulsion. This aids in creating a consistent and homogeneous texture in food products.

Antioxidants play a crucial role in preventing the oxidation of food, which can lead to spoilage. By doing so, they help extend the shelf life of food items and maintain their quality over time.

Irradiation extends the shelf life of food by exposing it to controlled amounts of ionizing radiation. This process eliminates pathogenic bacteria and parasites that cause food spoilage, inactivates insects, and prevents sprouting in certain food items, ultimately helping to maintain freshness.

Home-grown and community food gardens can significantly enhance food security by providing access to fresh and affordable produce. These gardens empower individuals to grow their own food, which not only reduces dependency on commercial markets but also promotes a sense of community. By ensuring a steady supply of seasonal fruits and vegetables, these initiatives can help mitigate food scarcity, especially in lower-income areas where access to nutritious food is limited. Additionally, they can offer educational opportunities regarding sustainable practices and nutrition.

For individuals living with HIV/Aids, access to fresh produce from home-grown or community gardens can greatly enhance their nutritional intake. These gardens typically provide a variety of fruits and vegetables that are rich in essential vitamins and minerals, which can bolster the immune system and help manage the health of those affected by the virus. Specific nutrients such as Vitamin C and A are critical for immune function and recovery. Moreover, the inclusion of diverse foods can help alleviate symptoms associated with HIV/Aids and improve overall quality of life.

The spread of TB in South Africa is exacerbated by several factors, including crowded living conditions that promote transmission, a lack of access to adequate healthcare, and insufficient follow-up treatment for those diagnosed. The prolonged incubation period of TB means that individuals may not seek treatment promptly, further complicating control efforts. Additionally, unemployment contributes to weakened immunity, making individuals more susceptible to infection and hindering successful treatment outcomes.

Implementing a sugar tax on sugar-sweetened beverages can discourage excessive sugar intake, which is linked to obesity and increased risk of Type 2 diabetes. Higher prices can deter consumers from purchasing these high-calorie drinks, leading to a reduction in overall sugar consumption. This, in turn, may improve insulin sensitivity and help manage blood sugar levels more effectively. Encouraging healthier beverage choices, such as unsweetened drinks, can further assist in stabilizing blood glucose levels.

The salad is not suitable for a person suffering from anaemia primarily because it lacks sufficient iron content. While being high in fiber, the nutritional profile indicates low levels of iron-rich ingredients, which are essential for producing hemoglobin and preventing iron deficiency anaemia. Consuming foods rich in animal-based iron or fortified options would be more beneficial for those affected.

The nutrient content of the Summer Bean Salad has both advantages and disadvantages for someone suffering from coronary heart disease. It is low in saturated fat and cholesterol, which is beneficial for heart health. Additionally, the high fiber content can assist in managing cholesterol levels. However, the salad may also contain added sugars and sodium due to the vinaigrette, which could be detrimental if consumed in excess. Therefore, while it offers several heart-healthy benefits, attention should be given to portion sizes and ingredient choices.