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Draw and label the structure of an egg - Junior Cycle Home Economics - Question 2
Question 2
Draw and label the structure of an egg. List five culinary uses of eggs and give a different example of each use. Outline the effects of cooking on eggs. Give fou... show full transcript
Worked Solution & Example Answer:Draw and label the structure of an egg - Junior Cycle Home Economics - Question 2
Step 1
Draw and label the structure of an egg.
Answer
To draw and label the structure of an egg, you should include the following main components:
- Shell: The hard outer covering.
- Yolk: The yellow part, where the nutrients are concentrated.
- White (Albumen): The clear liquid surrounding the yolk.
- Chalaza: The spiral structure that anchors the yolk in place.
- Membrane: The thin layer that protects the egg contents.
- Air Space: The pocket of air that forms at the larger end of the egg.
Ensure to label each part clearly in your diagram.
Step 2
List five culinary uses of eggs and give a different example of each use.
Answer
- Garnish: Used in salads (e.g., sliced boiled eggs).
- Binding: Essential in making burgers (e.g., to bind ingredients).
- Baking: Used in sponge cakes (e.g., egg-based recipes).
- Coating: For fish, providing a batter for frying.
- Emulsion: Important in making mayonnaise (e.g., blending oil and egg yolk).
Step 3
Outline the effects of cooking on eggs.
Answer
Cooking eggs causes several noticeable changes:
- Protein Coagulation: The proteins in eggs coagulate and solidify when heated.
- Overcooking: Can lead to curdling and a rubbery texture.
- Digestibility: Lightly cooked eggs are easier to digest, whereas overcooking can make boiled eggs less palatable due to the formation of a green ring around the yolk.
Step 4
Give four reasons why eggs are included in the diet.
Answer
- Source of Protein: Eggs are a complete protein, providing essential amino acids.
- Cheap Substitute for Meat: They are an economical source of nutrition.
- Suitability for All Ages: Nutritional benefits are suitable for everyone, from infants to the elderly.
- Versatile and Quick to Cook: Eggs can be prepared in various ways, making them a convenient food choice.
Step 5
List five items of information that must be given on an egg box.
Answer
- Name of Producer: Indicates where the eggs are sourced.
- Class: Refers to the quality grade of the eggs.
- Size: Such as small, medium, or large.
- Origin: Specifies the country or region of production.
- Expiration Date: Ensures freshness and safety of consumption.
Step 6