Monday, 19 June 2023 11:35

Home Science Questions and Answers - Grade 7 Opener Exams Term 2 2023 Set 4

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  1. James and Jane are Grade 7 learners. Mention three ways they will benefit from studying Home Science. (3 marks)
  2. Complete the following table with ways of nutrient conservation in foods. (4 marks)
    Nutrient conservation during preparation Nutrient conservation during cooking
  3. Write the difference between food enrichment and food fortification. (2 marks)
  4. What are small kitchen tools and equipment? (1 mark)
  5. Write the use of each of the following small kitchen tools and equipment. (3 marks)
    1. 5a azdada
    2. 5b adada
    3. 5c adada
  6. Mention two factors you will consider when choosing small kitchen tools and equipment. (2 marks)
  7. Why do we cook some foods before eating? (2 marks)
  8. Identify three methods of cooking foods. (3 marks)
  9. Give two advantages of planning before cooking. (2 marks)
  10. Apart from using cash, list three other ways in which goods and services can be purchased. (3 marks)
  11. State two ways in which one can save income when buying household goods and services. (2 marks)
  12. What is comparative shopping? (1 mark)
  13. Complete the following flow diagram appropriately. (2 marks)
    13 adada
  14. Write two advantages of using natural textile fibres. (2 marks)
  15.  Identify the natural textile fibres suitable for the functions listed in the following table. (3 marks)
    Making clothing such as socks and towels  
    Making ropes, mats and sacks  
    Making pillows and sleeping bags  
  16. What is the importance of carrying out physical identification tests of textiles? (3 marks)

    Jared carried out a burn test and made the following observations. Use them to answer questions 17, 18 and 19.
  17. The fabric caught fire easily, and burnt with a bright yellow flame. The fabric was (1 mark)
  18. The fabric did not catch fire easily and smelled like burning hair. The fabric was (1 mark)
  19. The fabric melted in the flame. The fabric was (1 mark)
  20. Mention three factors one should consider when purchasing a sewing machine. (3 marks)
  21. What is the main difference between an electric sewing machine and a treadle sewing machine? (2 marks)
  22. Identify the type of sewing machine shown in the following picture. (1 mark)
    22 adada
    For questions 23-25, state the functions of the parts on a sewing machine.
  23. Balance wheel. (1 mark)
  24. Presser foot. (1 mark)
  25. Feed dog. (1 mark)


    • The money gained from income generating activities in Home Science can be used to meet the needs of a family.
    • Studying Home Science helps one to learn how to make healthy food choices and eating practices.
    • It enables one to gain knowledge and skills on personal hygiene and care for the environment which promotes a clean and healthy nation.
    Nutrients conservation during preparation Nutrient conservation during cooking
    Wash your hands before preparing food Use recommended amounts of water when cooking vegetables
    Ensure that utensils and surfaces used for food preparation are clean Cook vegetables in their own water while covered and on low heat
  3. Food enrichment is the combination of foods that have different nutrients during preparation and cooking so as to improve their nutritive value.
    Food fortification is the practice of adding food nutrients into a given food during processing to increase their nutritive value.
  4. They are essential tools and equipment that make cooking easy and enjoyable and comes in different shapes and sizes depending on their use.
  5. A. Whisk-mbing food
    B. Slotted spoon-fting foods
    C. Tea strainer-separating tea leaves from the tea
    • Price
    • Cost
    • Shape
    • It makes food safe to eat
    • Some foods keep longer when cooked. 
    • Cooking improves the appearance of food.
    • It improves the taste of food.
    • Baking
    • Stewing
    • Frying
    1. To choose the suitable method of cooking the food.
    2. To identify the available foods for cooking
    3. To collect desirable quantities of food to cook.
    1. Buying on credit
    2. Buying using mobile money
    3. Using barter trade
    • Buying in large quantities
    • Taking advantage of discounts
    • Buying durable or long lasting products
  12. Comparative shopping involves comparing products based on price, features, reviews and other criteria.
  13. Asses
    • They are a renewable resource
    • They have high stiffness
    • They are strong and durable
    • They do not produce poisonous gases when they burn
    Making clothing such as socks and towels Cotton
    Making ropes, mats and sacks Jute , hemp and flax
    Making pillows and sleeping bags Silk
    1. It ensures quality of the fabric to be manufactured.
    2. It helps in the development of new and innovative clothing.
  17. cotton or jute.
  18. silk or wool
  19. nylon or acrylic.
    1. Cost
    2. Use
    3. Space
  21. Electric (or motor-driven) sewing machines are driven by electricity, thus leaving both hands to guide and control work. They are usually expensive but quite fast.
    Treadle sewing machines are operated using both feet, leaving the hands to control and guide the stitching. They are more expensive, bulky and take up a lot of storage space
  22. Hand driven sewing machine 
  23. It rotates the upper drive shaft for machine operation, which causes the needle and hook to move in a manner that produces stitches
  24. It holds the fabric in place during machine sewing
  25. It moves the fabric during sewing


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