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3.1 Name TWO foods that cause allergies - NSC Consumer Studies - Question 3 - 2017 - Paper 1
Question 3
3.1 Name TWO foods that cause allergies. 3.2 State THREE benefits that organically grown food may have for the natural environment. 3.3 "Food irradiation is a tech... show full transcript
Worked Solution & Example Answer:3.1 Name TWO foods that cause allergies - NSC Consumer Studies - Question 3 - 2017 - Paper 1
Step 1
Step 2
3.2 State THREE benefits that organically grown food may have for the natural environment.
Answer
- Organic farmers utilize natural pesticides, which reduce harmful chemicals in the environment.
- The practice promotes sustainable agriculture, preserving soil health.
- It helps protect water supplies as organic farming practices reduce the runoff of harmful substances.
Step 3
3.3 "Food irradiation is a technology used to improve the safety of food products such as herbs". Discuss FOUR reasons why this statement is true.
Answer
- Food irradiation helps eliminate harmful bacteria and parasites that can cause foodborne illnesses.
- It extends the shelf life of food products by delaying spoilage processes.
- This process can significantly reduce the need for chemical preservatives.
- It ensures the safety of food by reducing the risk of contamination during processing.
Step 4
3.4 Compare milk allergy with lactose intolerance. Tabulate your answer as follows:
Answer
| Milk allergy | Lactose intolerance |
|---|---|
| Involves the immune system | Involves the small intestine |
| Milk protein is seen as harmful | Intestine secretes too little or no lactase |
| Reacts by building antibodies | Does not break down lactose into glucose |
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3.5 Explain why coronary heart disease is referred to as lifestyle disease.
Answer
Coronary heart disease is considered a lifestyle disease because it is primarily linked to factors such as diet, physical inactivity, obesity, and smoking. These lifestyle choices contribute to the buildup of fat and cholesterol in the arteries, leading to heart disease.
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3.6.2 Describe how regular checking of blood cholesterol levels can benefit a person suffering from high cholesterol.
Answer
Regular monitoring of blood cholesterol levels is crucial for managing high cholesterol. It allows individuals to track their progress, adjust dietary habits, and take necessary medical actions to prevent further health issues.
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3.6.3 State FOUR dietary guidelines to manage high cholesterol.
Answer
- Reduce intake of saturated fats found in red meat and full-fat dairy products.
- Increase consumption of fruits, vegetables, and whole grains.
- Choose healthy fats, such as those found in olive oil and avocados.
- Limit dietary cholesterol intake by avoiding egg yolks and shellfish.
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3.8.2 Analyse the impact of the vegetable and fruit on Tammy's health.
Answer
The vegetables and fruits from the garden can have a positive impact on Tammy's health by providing essential vitamins and nutrients, which can help strengthen her immune system and recover from her illness. Consuming a variety of fruits and vegetables supports overall health and well-being.