JCE Home Economics 21 study guide
JCE Home Economics 21 · Work through your exam, one topic at a time.
The JCE Home Economics is a junior secondary school subject examination in Botswana, typically taken at the end of Junior Secondary education. It assesses whether learners have grasped the practical and theoretical foundations of home economics: nutrition and health, food preparation and kitchen safety, family resource management, textiles and garment construction, home care and housing, child development, and consumer and community awareness. The JCE Home Economics 21 study guide has 7 sections and about 2,721 words.
01Food, Nutrition and Health
A candidate must know the six nutrient classes (carbohydrates, proteins, fats, vitamins, minerals, water), their energy values (carbohydrate 4 kcal/g, protein 4 kcal/g, fat 9 kcal/g), and their main functions. Understand macronutrients versus micronutrients, complete versus incomplete proteins, soluble versus insoluble fibre, and fat-soluble (A, D, E, K) versus water-soluble vitamins.
289 words, about 1 min02Food Preparation
Know the reasons food is prepared: to make it safe, digestible, palatable, and attractive. Understand the main methods - moist heat (boiling, steaming, stewing, poaching), dry heat (baking, roasting, grilling), and fat-based (frying, sautéing) - and their effects on nutrients and texture.
287 words, about 1 min03Cooking and Kitchen Safety
Understand food hygiene and the causes of foodborne illness - bacteria such as Salmonella, Campylobacter, E. coli, and Listeria, plus cross-contamination from raw to cooked food.
293 words, about 1 min04Family and Consumer Resource Management
Understand resources as anything used to achieve goals: human resources (time, energy, skills, knowledge) and material resources (money, equipment, space). Learn the management process - planning, organising, implementing, and evaluating - and how decisions are made under scarcity.
274 words, about 1 min05Textiles
Know natural fibres - cotton, linen, wool, silk - and manufactured fibres such as viscose/rayon, polyester, nylon, and acrylic. Understand fibre properties: absorbency, strength, elasticity, warmth, drape, and resistance to heat and chemicals.
255 words, about 1 min06Clothing and Garment Construction
Understand the stages of garment construction: taking measurements, selecting a pattern, preparing fabric (washing, straightening the grain), laying out and cutting, then assembling. Know the meaning of grainline, selvedge, bias, and nap.
257 words, about 1 min07Home Care
Understand the principles of cleaning: removing soil by mechanical action, chemical action, temperature, and time. Know the difference between cleaning, sanitising, and disinfecting.
1,066 words, about 5 min