Homescience Questions and Answers - Form 2 End Term 1 Exams 2022

QUESTIONS

1. Why is nylon popularly used I the making of bristies for brooms and brushes(2mks)
2. State three factors to consider when buying a laundry brush(3mks)
3. Outline three points to consider when choosing basins and buckets(3mks)
4. Give three ways in which old newspapers can be useful in the house(3mks)
5. State the use of each of the following(3mks)
   1. Water seal
   2. U or S
   3. Plug or clean eye
6. Give three factors to bear in mind when choosing personal clothes(3mks)
7. List down three methods of purifying water(3mks)
8. Mention three desirable qualities of a container used for storing drinking water(3mks)
9. Name three types of irons(3mks)
10. List three examples of permanent stitches(3mks)
11. Suggest two ways in which food can be contaminated by a cook(2mks)
12. Briefly describe 5 substances added to soaps and soapless detergent during their manufacture(10mks)
13. Give three reasons why soap should be used in laundering work(3mks)
14. State two advantages of using soft water for laundry(2mks)
15. What is detergent?(1mk)
16. Give three characteristics of a good ironing surface(3mks
17. You are preparing to go back to school after the holiday. Describe how you would (10mks)
    1. Clean fast coloured cotton handkerchief you will use
    2. Clean your styling comb(5mks)
    3. Clean terrazzo floors(5mks)

MARKING SCHEME

1. Why is nylon popularly used I the making of bristles for brooms and brushes(2mks)
   • It is strong
   • It is not absorbent
   • It dries quickly
2. State three factors to consider when buying a laundry brush(3mks)
   • It should be large enough to fit the work
   • It should be flat
   • It should be smooth.
   • It should be stable.
   • It should have comfortable height.
3. Outline three points to consider when choosing basins and buckets(3mks)
   • They should be light in weight.
   • They should be rust proof.
   • They should the correct size for the cleaning being done.
   • They should be smooth
   • Their colour and design should be attractive.
4. Give three ways in which old newspapers can be useful in the house(3mks)
   • They are used for collecting dirt after sweeping
   • They are used for shining glass windows
   • They are used for shining glass windows.
   • They are used for protecting surfaces.
   • They are used for lining shelves.
5. State the use of each of the following(3mks)
   1. Water seal
      • To keep off bad odours from the drain.
   2. U or S
      • To keep off bad smells smells from the drain.
   3. Plug or clean eye
      • Opened to empty the bottle trap
6. Give three factors to bear in mind when choosing personal clothes(3mks)
   • They should suit the figure type.
   • They should be appropriate for the occasion.
   • They should be affordable
   • They should be appropriate for the weather
   • They should suit the wearer’s complexion.
   • They should be fashionable.
   • They should suit ones preference.
7. List down three methods of purifying water(3mks)
   • Sedimentation.
   • Boiling
   • Filtration
   • Chlorination.
8. Mention three desirable qualities of a container used for storing drinking water(3mks)
   • It should be resistant to rust
   • It should be able to keep the water cool.
   • It should have a well fitting lid.
9. Name three types of irons(3mks)
   • Charcoal
   • Pressure
   • Electric
   • Gas
10. List three examples of permanent stitches(3mks)
    • Loop stitches
    • Button hole
    • Chain
    • Overbewing
    • Back stich
    • Machine
    • Faggoting
    • Satin
    • Stem.
11. Suggest two ways in which food can be contaminated by a cook(2mks)
    • Handling food before washing hands
    • Sneezing or coughing on food.
12. Briefly describe 5 substances added to soaps and soap less detergent during their manufacture(10mks)
    • Builders-improve cleansing power
    • Perfume-to enhance the scent appeal/fragrance
    • Dyes-to improve their appearances
    • Antiseptics-to kill bacteria on the surfaces used on.
    • Bleaches-to whiten or remove stains.
    • Blue-counteract the yellowing of whites.
13. Give three reasons why soap should be used in laundering work(3mks)
    • Soap-lathers with water and improves its cleansing power.
    • Soap lowers the surface tension of water hence improves its wetting action.
    • Some soaps which contain bleaches aid in the removal of stubborn stains.
14. State two advantages of using soft water for laundry(2mks)
    • Soft water lathers easily with soap.
    • It saves time and energy when used for washing.
    • Soft water does not form scum with soap.
    • Soft water does not discolour clothes.
    • Soft water saves on soap because it lathers easily.
15. What is detergent?(1mk)
    • They are substances that facilitates emulsification of dirt from clothes and other surfaces to aid its removal.
16. Give three characteristics of a good ironing surface(3mks)
    • It should be clean
    • It should be firm
    • It should be smooth
    • It should be well padded
17. You are preparing to go back to school after the holiday. Describe how you would (10mks)
    1. Clean fast colored cotton handkerchief you will use
       • Soak in cold salty water.
       • Wring out of soapy water.
       • Wash in warm soapy water using friction method.
       • Rinse in warm water.
       • Final rinse in cold water to freshen the fabric.
       • Hang on a clothesline and secure firmly with pegs.
       • Iron with a hot iron on both sides.
       • Air fold and store appropriately.
    2. Clean your styling comb(5mks)
       • Remove any fliffy from the comb using a brush (1/2)
       • Soak the comb in warm soapy water (1/2) to emulsify the grease.
       • Clean thoroughly (1/2) using a soft brush until all the dirt is removed.
       • Rinse in warm water (1/2) flicking it to remove all the dirt.
       • Final rinse in cold water (1/2) to which some disinfectant has been added to freshen the comb and sterilize. (1/2)
       • Buff it with a dry clothe (1/2) and store it appropriately. (1/2)
    3. Clean terrazzo cement floors(5mks)
       • Collect the equipment and materials required.
       • Remove light furniture.
       • Sweep the flour and dispose of the dirt. Dust the skirting board.
       • Use warm soapy water and a hard scrubbig brush to scrub the floor-start from the farthest end of the room.
       • Scrub the skirting board and the floor a small section at a time,use circular motions and ensure that no part is left unscrubbed.
       • Wipe with a clean cloth or a mop wrong out of warm water.
       • Continue cleaning and wiping .overlap the sections to ensure that all parts are cleaned.
       • Dry tthoroughly with a floor cloth or dry mob.
       • Rearrange the furniture.
       • Clean equipment used and store appropriately.