3.1 Explain the following terms:
3.1.1 Food additives:
Food additives are natural or chemical substances intentionally added to food products during processing or production to perform a specific function, such as enhancing flavor, preserving freshness, or improving texture - NSC Consumer Studies - Question 3 - 2023 - Paper 1
Question 3
3.1 Explain the following terms:
3.1.1 Food additives:
Food additives are natural or chemical substances intentionally added to food products during processing or pr... show full transcript
Worked Solution & Example Answer:3.1 Explain the following terms:
3.1.1 Food additives:
Food additives are natural or chemical substances intentionally added to food products during processing or production to perform a specific function, such as enhancing flavor, preserving freshness, or improving texture - NSC Consumer Studies - Question 3 - 2023 - Paper 1
Step 1
3.1.1 Food additives:
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Answer
Food additives serve various purposes, including enhancing flavor, preserving food quality, and improving texture. They can be natural or synthetic substances added during food processing.
Step 2
3.1.2 Food allergy:
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A food allergy is an immune system response to proteins in certain foods, causing symptoms ranging from mild discomfort to severe reactions. It occurs when the body mistakenly identifies a harmless food protein as a threat.
Step 3
3.2.1 Stabilizers:
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Stabilizers are used to maintain consistency and prevent separation in food products, ensuring even texture and appearance.
Step 4
3.2.2 Antioxidants:
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Antioxidants help to prevent oxidation in food, thereby reducing spoilage and prolonging shelf life, which is crucial for maintaining food quality.
Step 5
3.3 Explain the advantages of food irradiation.
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Food irradiation provides significant benefits, such as reducing harmful microbes, extending shelf life, and ensuring food safety. It allows for safer transportation and storage of perishable items.
Step 6
3.4 Explain the possible negative impact of organically grown foods on the natural environment.
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While organic foods are preferable for health, their transportation can contribute to carbon emissions. Additionally, non-organic farming methods can adversely affect soil quality through pesticide runoff.
Step 7
3.5 Describe the characteristics of bulimia nervosa.
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Bulimia nervosa is characterized by cycles of binge eating followed by compensatory behaviors such as purging, excessive exercise, or fasting. Individuals often have distorted body image issues.
Step 8
3.6 Write a paragraph to explain how food-borne diseases can be transmitted to freshly picked vegetables.
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Food-borne diseases can be transmitted to freshly picked vegetables if they come into contact with contaminated soil or utensils. Unwashed hands from unsanitary conditions can also introduce pathogens.
Step 9
3.7 Describe the cause of lactose intolerance.
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Lactose intolerance arises from insufficient production of lactase, the enzyme needed to digest lactose. Symptoms can include bloating and discomfort after consuming dairy products.
Step 10
3.8 Explain how cheap genetically modified foods contribute to food security.
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Genetically modified foods can be produced at lower costs, making them more accessible. This helps to meet the nutritional needs of populations facing food insecurity.
Step 11
3.9.1 Identify TWO food items from the meal plan that are NOT suitable for people who are gluten intolerant.
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The two food items to identify are: Oats and Whole-wheat sandwich. Both contain gluten and are unsuitable for individuals with gluten intolerance.
Step 12
3.9.2 Evaluate the suitability of the meal plan above for the management of obesity.
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The meal plan includes balanced meals with whole grains, fruits, and vegetables which are filling and nutritious. However, portion control and the presence of high-calorie items should be monitored to ensure it supports weight management.
