Home Science Paper 1 Marking Scheme
KCSE CLUSTER TESTS 26
Home Science Paper 1
SECTION A (40 Marks)
Answer all questions in this section in the spaces provided.Soya beans
1 marks
i. Crushed charcoal
ii. Sieved sand
iii. Crushed egg shells
iv. Sieved ash
v. Rough leaves
2 marks
i. Smocking
ii. Shirring
iii. Shell tucks/pin tucks/wider tucks.
iv. Pleats
3 marks
Open/compound fracture is where the bone breaks into small pieces and can even pierce through the skin while closed/simple fracture is where the bone cracks and can only be on an X – ray
2 marks
i. Helps in digestion thus preventing constipation
ii. Promotes bowel movement
b)
. i. Cereals
ii. Fruits
iii. Fibrous vegetable e.g. cow pea leaves
3 marks
i. It is an excretory organ
ii. It is a sensory organ
iii. Regulates the body temperature
iv. The skin protects the entire body by keeping out dirt and harmful germs
v. Action of sunlight on the skin forms vitamin D
vi. It keeps the fluids inside the body.
4 marks
i. Excessive/frequent bleeding e.g. in child birth, menstrual and accidents.
ii. Excessive destruction of red blood cells e.g. in malaria, spleen diseases.
iii. Malfunctioning of bone marrow
iv. Any blood diseases e.g. leukemia, sickle all
v. Infestation of worms.
2 marks
The shape is maintained
ii. Size/fiber is not destroyed/affected
iii. Colour is maintained i.e. it’s not affected hence good for loose colours
iv. A quick method as the clothes dries quickly than when water is used to wash
2 marks
i. Leads to overspending/misuse of money/interferes with the budget
ii. Purchasing of items not planned for/budgeted for.
2 marks
i. Assists in the utilization/absorption of calcium and phosphorus.
ii. For the formation of strong bones and teeth/prevention of suckets/osteomalacia.
iii. It aids in growth.
2 marks
i. They form lather easily even in hard water
ii. They have a high cleansing power
iii. They do not affect the user’s hands/gentle
iv. Effective in any temperature of water i.e. both cold and warm
v. They do not form scum unlike soap
vi. They are available in many varieties i.e. bar, powder, liquid etc
3 marks
i. Prolonged wetness from urine/stool
ii. Nappies not well rinsed
iii. Wet napkins
iv. Use of strong detergents
2 marks
i. She gets the much needed fresh air
ii. Muscles are kept in tone hence help to make delivery easier
2 marks
i. Attractive and can be used in many different ways
ii. Non slippery and thus safe on floors which are often wet e.g. bathrooms, kitchen.
iii. It is durable.
3 marks
Accommodates the thickness of the fabric (overlay)
ii. For ease of fastening/ help in buttoning
iii. Allows movement of the button between the button and the garment
iv. Prevents tearing of the fabric /button stand/to stop straining.
3 marks
a) Snipping
i. Reduces bulk/ excess fabric
ii. Makes curved seams to lie flat
b) Top stitching
. i. For decoration /makes attractive/improves appearance
ii. Reinforces the seams e.g. waistband
c) Binding
i. For decoration
ii. To neaten an edge/enclose an edge.
d) Lining Hides raw edges of the part lined Makes slipping on and off a garment-easy/smooth
4 marks
SECTION B (20 Marks)
Compulsorya)
i. Coverâ…Ÿ2 the working surfaceâ…Ÿ2
ii. Scrapeâ…Ÿ2 off mud from the shoes using a stick/blunt knifeâ…Ÿ2
iii. Dustâ…Ÿ2 the shoes using a dry soft cloth/dusterâ…Ÿ2
iv. Wipe outsideâ…Ÿ2 and inside shoes using a soft duster/clothâ…Ÿ2 wrung from warmâ…Ÿ2 soapy â…Ÿ2 water
v. Rinseâ…Ÿ2 using a cloth wrung from cleanâ…Ÿ2 water
vi. Dryâ…Ÿ2 with a dry clothâ…Ÿ2
vii. Polish â…Ÿ2 shoes by applying polishâ…Ÿ2 sparinglyâ…Ÿ2 using circular movement with a shoe brush or clothâ…Ÿ2
viii. Leaveâ…Ÿ2 the shoes for a few minutes for polish to soakâ…Ÿ2 into leather.
ix. Shineâ…Ÿ2 using a dryâ…Ÿ2 shoe brush/clothâ…Ÿ2
x. Stuffâ…Ÿ2 the shoes to retain their shape xi. Store in a dry cleanâ…Ÿ2 airy place/shoe rack.
b) Outline the steps you will follow to launder your mother’s fast coloured cotton bathing towel.
i. Soakâ…Ÿ2 in coldâ…Ÿ2 water overnight
ii. Wrung out of soaking waterâ…Ÿ2
iii. Washâ…Ÿ2 in hot/warm soapyâ…Ÿ2 water using friction method iv. Rinseâ…Ÿ2 in warmâ…Ÿ2 water to remove soap and dirt
v. Finally rinseâ…Ÿ2 in cold â…Ÿ2 water to which a disinfectantâ…Ÿ2 has been added/boil to kill germs
vi. Hang straightâ…Ÿ2 in the sunâ…Ÿ2 on a clothes lineâ…Ÿ2 well secured with pegsâ…Ÿ2
vii. When dry iron with a hot iron, double parts first on the w.s/press using the handâ…Ÿ2 viii. Iron both sides away from the worker
ix. Air fold and storeâ…Ÿ2
20 marks
SECTION C (40 Marks)
Answer any two questions from this section.a)
i. Electronic media – radio, television, films and internet
ii. Print media - newspapers, magazines, pamphlets, brochures, packaging, billboards etc
iii. Person to person – exhibitions, demonstrations, visits, displays, vantage point, encounters, friends and relatives.
b) State four objectives of advertising
i. To create awareness about the existence of a good or service
ii. To promote sales
iii. Promote interaction between manufacturers and consumers.
iv. Educate/inform consumers on the varieties available for the specific product.
c)
i. Goods and services are of quality
ii. Goods and services are provided at the correct quantities
iii. Prices charged for goods and services are fair
iv. The consumer gets the right information
v. Health of the consumer is maintained
vi. Commodities are available
vii. The consumer enjoys the right to compensation.
d)
i. The right to receive correct information on products and services
ii. The right to safety.
iii. The right to be heard.
iv. The right to choose.
v. The right to compensation.
15 marks
i. Stitching line.
ii. Centerfrout.
iii. Notches.
iv. Straight grain.
v. Cutting line.
b)
i. Colour should blend well with the rest of the decor.
ii. Fabric must be attractively designed
iii. Fabric should be colour fast
iv. Fabric should be shrink resistant
v. Fabric must be crease resistant e.g. for loose cover
vi. Should be durable vii. Should be easy to launder
viii. Should drape well e.g. curtains ix. Resistant to abrasion
x. Should be resistant to long exposure to sunlight e.g. curtains.
c) Give four qualities of a well made opening
i. Should be pressed to lie flat and neat.
ii. Stitching should be neat and fastenings well placed
iii. Finished opening should not be bulky
iv. Both sides of opening must be of same length
v. Should be planned in such a way that if there are any fastenings. Should be fixed on double fabric
. vi. Wrap of the opening must be wide enough to prevent gaping.
d) Sketch three ways of strengthening the top of a patch pocket by machining.
16 marks
a)
i. For decoration The colours of soft furnishings should be well chosen to blend well with the colour scheme of the room to enhance the appearance of the room e.g. bedcovers, curtains, loose covers etc.
ii. For privacy The soft furnishings e.g. curtains should offer maximum privacy.
iii. For comfort Cushions and pillows are used for supporting the body when sitting or sleeping.
iv. For protection Loose chair, covers, bedcovers, etc are used to protect expensive upholstery and bedding from wear and tear as well as dirt.
v. For easy maintenance Loose covers are cheaper to launder than dry cleaning upholstery
vi. For improving the appearance of an unattractive furniture Loose covers can be used to cover ugly upholstery and enhance the appearance of the room as well as wall coverings for the wall.
vii. For filtering excessive light. Curtains control the amount of light coming into the room. This is important especially at night.
viii. For warmth and reduction of noise Carpets reduce noise and add warmth to a room.
b)
i. Should be sufficient to work with/for the work being done
ii. Should enhance interior decoration iii. Should not cause glare
iv. Should be well distributed v. Should not waver or flicker
vi. Should not cause shadow
c)
i. Always remove faded flowers and leaves
ii. Simplicity should be the aim
iii. Cut flower stem transversely for easy absorption of water. Should not be plucked.
iv. Do not overlap flowers; each should come out in full.
v. Always cut off extra leaves vi. Add a spoonful of sugar in the water
vii. Keep flowers from draught
viii. Combine flowers with twigs, pieces of wood etc.
20 marks