Home Science P1 Questions and Answers - Nambale Mock Exams 2021/2022

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INSTRUCTIONS TO THE CANDIDATES

  • Write your name and index number in the spaces provided above.
  • This paper consists of THREE sections A, B, and C.
  • Answer ALL the questions in section A and B
  • Answer any TWOquestions from section C

For examiners use only

Section

Questions

Maximum score

Candidates score

A

1-    16

40

 

B

17

20

 

C

 

20

20

 

 

TOTAL SCORE

 

 



Questions

SECTION A (40 MARKS)
Answer ALL questions in this section in the spaces provided

  1. Mention two functions of cholecalciferol in the body. (2 Marks)
  2. Suggest three causes of malnutrition. (3 Marks)
  3. What are the effects of immersing a hot aluminium frying pan in cold water? (2 Marks)
  4. Explain three forms of advertisements. (2 Marks)
  5. Write the following abbreviations in full (2 Marks)
    BCG……………………………………………………………………………………………………
    TBA……………………………………………………………………………………………………
  6. Name two methods which could be used to serve meals at home. (2 Marks)
  7. What are the determinants of safe parenthood? (3 Marks)
  8. Identify three points to bear in mind when buying land for a family house. (3 Marks)
  9. State three basic instructions on the use of medicines. (3 Marks)
  10. Give three advantages of using hire purchase. (3 Marks)
  11. Name four fabrics that should not be wrung during laundering. (2 Marks)
  12. State three functions of pressing cloth. (3 Marks)
  13. State two qualities to look for when choosing a tape measure (2 Marks)
  14. Identify six substances that are added to soap during manufacturing. (3 Marks)
  15. Give two ways of purifying water for small scale use. (2 Marks)
  16. Differentiate between food fortification and food supplements. (2 Marks)

SECTION B (20 MARKS)
Compulsory

  1. You are preparing to host your grandparents over the weekend.
    1. Describe the method you would use to clean a varnished wooden table to be used in the dinning room. (6 Marks)
    2. Give six principles you would observe when removing stains from the table clothe to be used. (6 Marks)
    3. Outline the procedure you would use when cleaning a toilet to be used by your grand parents (8 Marks)

SECTION C (40 MARKS)
Answer ANY TWO questions from this section in the spaces provided after question 20.

  1.                      
    1. What do the following terms mean as used in consumer education.
      1. Consumer (1 Mark)
      2. Goods (1 Mark)
      3. Services (1 Mark)
    2. Explain four sources of information for the consumer. (8 Marks)
    3.                              
      1. Define a budget. (1 Mark)
      2. Explain four factors that may affect a budget. (8 Marks)
  2.                              
    1. Give four symptoms of food poisoning. (4 Marks)
    2. Explain four causes of food spoilage. (8 Marks)
    3. Suggest eight measurers to take in the prevention of food poisoning. (8 Marks)
  3.                                
    1. List four types of scissors used in clothing construction. (4 Marks)
    2. Identify three methods of transferring pattern Markings on a fabric. (3 Marks)
    3. Give four features of well made collar. (4 Marks)
    4. Using diagrams outline how to make machine fell seam. (9 Marks)


MARKING SCHEME

  1. Two functions of cholecalciferol in the body.
    • Formation of strong bones and teeth.
    • Prevents occurrences of rickets in children and osteomalacia in adults. 2 x 1 = 2 Marks
  2. Three causes of malnutrition.
    • Poverty.
    • Parasites.
    • Food taboos.
    • Ignorances.
    • Natural calamities.
    • Corruption.
    • Lifestyle.
    • Body inability to utilize certain nutrients. 3 x 1 = Marks
  3. Effects of immersing a hot aluminium frying pan in cold water.
    • Buckling.
    • Discolouration. 2 x 1 = 2 Marks
  4. Forms of advertisements.
    • Eletronic media.
    • Print media.
    • Person to person.
    • ½ Mark each – state
    • ½ each – brief explanation
  5. Abbreviations in full.
    • BCG – Bacillus calmette Guerin.
    • TBA – Traditional Birth Attendants. (Mark wrong if wrong spelling)
  6. Methods which could be used to serve meals at home.
    • Plate service.
    • Family table service.
    • Buffet service.
    • Tray service. Any 2 x 1 = 2 Marks
  7. Determinants of safe parenthood.
    • Meeting nutritional needs.
    • Social preparation of the expectant mother.
    • Psychological preparation of the expectant mother.
    • Correct age of the parents.
    • HIV (VCT) test. Any 3 x 1 = 3 Marks
  8. Points to bear in mind when buying land for a family house.
    • Cost.
    • Place of work and school.
    • Social amenities.
    • Reliability of the seller. Any 3 x 1 = 3 Marks
  9. Basic instructions on the use of medicines
    • Dosage.
    • Frequency.
    • Duration.
    • Storage.
    • Instruction for use.
    • Caution. Any 3 x 1 = 3 Marks
  10. Advantages of using hire purchase.
    • The consumer is able to get use of the article
    • Consumer acquires the item after paying a deposit
    • While paying for the item , the consumer is able to receive other services such as repair and maintanace
    • One is able to buy items that they would not manage by saving
  11. Purchase of a durable item becomes an immediate saving for the family. Any 3 x 1 = 3 Marks
    • Fabrics that should not be wrung during laundering.
    • Woolen.
    • Knitted cotton /linen.
    • Silk.
    • Knitted acrylic.
    • Viscose. Any 4 x ½ = 2 Marks
  12. Functions of pressing cloth
    • Remove creases.
    • Bringing an article back to their original form.
    • Ensures complete drying of article. Any 3 x 1 = 3 Marks
  13. Qualities to look for when choosing a tape measure.
    • Should be clearly marked on both sides.
    • Should have metallic ends
    • Firmly woven and plastic coated to avoid fraying and stretching. Any 2 x 1 = 2 Marks
  14. Substances that are added to soap during manufacturing
    • Builders.
    • Dye.
    • Antiseptic.
    • Perfume.
    • Blue.
    • Bleach. Any 6 x 1 = 6 Marks
  15. Ways of purifying water for small scale use.
    • Boiling
    • Filtration Any 2 x 1 = 2 Marks
  16. Difference between food fortification and food supplements.
    • Food fortification – introduction or addition of food nutrients into a given food
    • Food supplements are alternative source of food nutrients
    • 1 Mark for accurate definition each = 2 Marks
  17. You are preparing to host your grandparents over the weekend.
    1. Method used to clean a varnished wooden table to be used in the dinning room.
      • Dust the surface thoroughly with soft duster.
      • Use a soft clean cloth wrung out of warm soapy or warm water into which vinegar has been added i.e. 1 litre of water add 1 table spoon of vinegar.
      • Wipe with a clean cloth wrung out of warm clean water.
      • Dry thoroughly using soft cloth to rub the surface.
    2. Principles you would observe when removing stains from the table clone to be used.
      • If acid stain use alkaline to remove it.
      • If alkaline stain use acid to remove it.
      • If water base stain use water to remove it.
      • If stain is alcohol - based use alcohol to remove it.
      • It protein in nature use cold water.
      • If stain is grease use detergent or solvents.
      • If stain is on carpets and floor materials follow the manufactures instruction on how to remove any. 6 x 1 = Marks
    3. Procedure you would use when cleaning a toilet to be used by your grand parents.
      • Open windows.
      • Collect equipment and materials to use to save time and energy.
      • Flush the toilet, pour into the basin cleaning powered or liquid into which a disinfectant has been added and leave for a few minutes.
      • Clean the cistern, the toilet seat cover and toilet handle by wiping with a clean cloth wrung out of warm soapy water.
      • Rinse with clean water into which a disinfectant has been added and leave to dry.
      • Use a toilet brush to scrub the inside of the bowl to ensure all stains are removed and flush again clean. Wash hand basin if its there.
      • Mop the floor, rinse and dry thoroughly.
      • Ensure there is toilet paper.
      • Clean the equipment used and store appropriately.
  18.                                            
    1. Meaning of the following terms as used in consumer education.
      1. Consumer - a person that chooses, purchases, uses and maintains goods and services to satisfy his or her needs/wants. 1 Mark
      2. Goods – Tangible items which can be bought or sold. 1 Mark
      3. Services - work rendered at a fee. 1 Mark
    2. Sources of information for the consumer.
      1. Mass media.
      2. Manufactures.
      3. Other consumers.
      4. Government. Any 4 well explained x 2 = 8 Marks
    3.                    
      1. a budget – A detailed plan of expenditure over a certain period of time.
      2. Factors that may affect a budget.
        • Loss of income.
        • Increase of income
        • Change in personal / family goals.
        • Lack of commitment in following the budget.
        • Inflation. Any 4 well explained pints x 2 = 8 Marks
  19.                                    
    1. Symptoms of food poisoning.
      • Vomiting, severe stomachache / abdominal pains.
      • Diarrhoea.
      • Fever.
      • General body weakness.
      • Dizziness. Any 4 x 1 = 4 Marks
    2. Causes of food spoilage.
      • Oxidation.
      • Chemicals.
      • Action of enzymes.
      • Pancidity. Any 4 well explained points x 2 = 8 Marks
    3. Measurers to take in the prevention of food poisoning
      • Don’t buy canned foods that have expired.
      • Buy fresh i.e. in season.
      • Buy food from clean Market / vendors.
      • Store foods appropriately.
      • Avoid chemical contamination i.e. store chemicals away from foods.
      • Wash foods to be eaten raw thoroughly i.e. under clean running water.
      • Cool and store all leftovers.
      • Proper refuse disposal.
      • Thaw frozen foods. Any 8 stated points x 1 = 8 Marks
  20.                          
    1. Types of scissors used in clothing construction
      • Paper scissors.
      • Buttonhole scissors.
      • Embroidery scissors.
      • Cutting out shears
      • Pinking shears Any 4 x 1 = 4 Marks
    2. Methods of transferring pattern Markings on a fabric
      • Tracing wheel and carbon paper.
      • Tailors tacks.
      • Thread makings.
      • Tailors chalk and tape measure. Any 3 x 1 = 3 Marks
    3. Features of well made collar.
      • Retain its shape.
      • Lie smooth on the neckline.
      • Should be accurately and symmetrically positioned.
      • Under collar, or facing should not be seen on the RS
      • Stitches holding under collar or facing should not show on the RS of the garment. Any 4 x 1 = 4 Marks 
    4. Outline on how to make a double stitched / machine fell seam.
      • Place the fabric together with the wrong sides facing and fitting line matching. Pin and tack along the fitting line.
      • Remove pins and machine along the fitting lines.
      • Remove tacking and press.
      • Trim back turning to 6mm and the front to 12mm. Fold over the front over to the back to form the fell.
      • Press the fell to lie on the back of the garment.
      • Tack and machine close to the fold through the three layers.
      • Remove tacking and press the complete seam.
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