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Low in calories and packed with goodness, fish is the perfect food - Leaving Cert Home Economics - Question 3 - 2015
Question 3
Low in calories and packed with goodness, fish is the perfect food. (a) Give an account of (i) the nutritional value and (ii) the dietetic value of fish. (b) Name ... show full transcript
Worked Solution & Example Answer:Low in calories and packed with goodness, fish is the perfect food - Leaving Cert Home Economics - Question 3 - 2015
Step 1
(i) the nutritional value
Answer
Fish is a rich source of high-quality protein, essential vitamins, and minerals. Notably, it contains:
- Protein: Vital for growth, repair, and maintenance of body tissues.
- Vitamins: Particularly vitamin B complex (B1, B2, B3, B6, and B12), vitamin D, and omega-3 fatty acids. Vitamin D is crucial for calcium absorption and bone health.
- Minerals: Including iodine, phosphorus, selenium, and zinc, which support various bodily functions.
- Low in Carbohydrates: Fish has negligible carbohydrates, making it suitable for low-carb diets.
Additionally, fatty fish like salmon and mackerel are rich in omega-3 fatty acids, known for their health benefits.
Step 2
(ii) the dietetic value
Answer
The dietetic value of fish is significant for several reasons:
- Weight Management: Low in calories and fats, fish can help maintain a healthy weight when included in the diet.
- Heart Health: Omega-3 fatty acids can lower the risk of heart disease and improve overall cardiovascular health.
- Nutritional Versatility: Fish can be incorporated into various meals and diets, accommodating seasonal availability and personal preferences.
- Easy Digestibility: Fish is generally easier to digest than red meats, making it suitable for all age groups, especially children and the elderly.
Step 3
Step 4
explain how one of the cooking methods is carried out
Answer
Baking: To bake fish, preheat the oven to a suitable temperature (typically around 180°C or 350°F). Place the fish in a baking dish and season it with various herbs, spices, and a drizzle of olive oil or melted butter. Cover the dish with foil to retain moisture and prevent it from drying out. Bake for approximately 20-30 minutes, depending on the thickness of the fish, until it is opaque and flakes easily with a fork.
Step 5
State the benefit of Omega-3 Fatty Acids in the diet.
Answer
Omega-3 fatty acids are beneficial in the diet as they:
- Reduce the risk of heart attack and stroke.
- Improve brain health and cognitive functions.
- Lower levels of triglycerides and cholesterol in the blood, which helps in maintaining cardiovascular health.