KCSE HOME SCIENCE QUESTIONS AND ANSWERS - ATIKA SCHOOL

Explain four factors that may affect normal foetal development.

3/6/2020

Explain four factors that may affect normal foetal development.

Alcohol consumption by the mother
May cause the baby to be underweight during birth
Smoking by the mother - may cause underweight and respiratory diseases.
Trauma
Any unpleasant experience that causes distress for an expectant mother can cause miscarriage.
Drugs
May cause the baby to be underweight during birth, others may lead to miscarriage.
German measles
May deform the foetus if it occurs during the first three months of pregnancy.
Nutrient deficiency
May cause the baby to be mentally and physically retarded.
STI's may cause: still births, damage to nervous system, blindness, eye and ear infections, genital herpes.
HIV/AIDS: the child gets infected with HIV.

Explain four ways of ventilating a room using windows.

3/6/2020

Explain four ways of ventilating a room using windows.

Highlight four pieces of information found on a receipt of goods sold.

3/6/2020

Highlight four pieces of information found on a receipt of goods sold.

Name and address of the seller
Date of the sale
An exact description of goods sold
The quantity of goods sold
The price charged.

Explain four factors to consider when choosing a seam in garment construction.

3/6/2020

Explain four factors to consider when choosing a seam in garment construction.

Classify laundry equipment and in each case give two examples.

3/6/2020

Classify laundry equipment and in each case give two examples.

For washing, for example basins, buckets, laundry brushes, boilers, washing machines
For drying, for example clotheslines, pegs, drying racks, dryers, mangles
For finishing, for example iron box, ironing board, ironing surfaces
For storage, for example drawers, cupboards, trunks

Outline four qualities of a well made cuff.

3/6/2020

Outline four qualities of a well made cuff.

The cuff and the under cuff should be of the same size.
Even width on both the cuff and the under cuff.
Should be flat
Good knife edge
The right proportion to the rest of the garment
Should fit the wearer well

Explain how the following factors influence consumer buying:inflation;family set up;time and energy and self image.

3/6/2020

Explain how the following factors influence consumer buying:inflation;family set up;time and energy and self image.

Inflation: prices increase but income remains the same, thus reducing the purchasing power of a consumer.
Family set up: the stage at which the family is dictates what is to be bought.
Time and energy: any limitation of time and energy will affect the shopping as one may not have time to do comparative shopping.
Self-image: The desire to portray a certain status may influence one to spend above their means

Outline six reasons for including fruit salad in a meal.

3/6/2020

Outline six reasons for including fruit salad in a meal.

improves appetite/makes the meal attractive/appealing
provides nutrients in the meal
provides variety in the menu
provides variety in the colour
provides variety in the texture
provides variety in the flavour
provides roughage / assists in digestion

Explain three general rules to observe when making batters.

3/6/2020

Explain three general rules to observe when making batters.

Sieve the dry ingredients together in order to mix them well and incorporate air.
Add only half the amount of the liquid together with the egg in order to form a thick mixture that can be beaten to incorporate air and avoid lumps.
Beat the mixture well for 5 - 10 minutes using a wooden spoon to incorporate as much air as possible.
When the surface of the batter is filled with air bubbles, add the remaining of the liquid to obtain the right consistency.
Cover the bowl and leave to stand so that the starch grains can absorb the liquids before cooking.

You are at home over the weekend. Outline the procedure you would use for each of the following:

3/6/2020

You are at home over the weekend. Outline the procedure you would use for each of the following:

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