The modules, one by one
Each area below lists the concepts named in the course document, what the TASC exam asks of them, and the mistake that most often costs marks.
- Energy balance, basal metabolism and interpreting energy data
- Carbohydrates, fibre and explaining food substitutions
- Dietary fats, essential fatty acids and blood lipoproteins
- Protein functions, essential amino acids and complementary sources
- Folate and vitamin D: functions, sources and life-stage interpretation
- Minerals in oxygen transport, bone, thyroid and fluid regulation
- Water balance, non-nutrient compounds and safe food handling
- Using NRVs, nutrient density and food-label data responsibly
- Dietary patterns, chronic-disease risk and proportionate prevention
- Designing ethical nutrition research and interpreting dietary evidence
- Comparing nutritional requirements across the life course
- Using the ADGs, AGHE and NRVs to analyse and modify food patterns
- How body signals, senses, beliefs and habits shape food selection
- Culture, community, markets and the development of Australian food patterns
- Using Tasmania's health-promotion framework to plan and evaluate action
- Using food labels and evaluating nutrition marketing
- Food security, supply chains and interventions in Australia and developing countries
- Evaluating sustainable food systems from farm to household
- Assessing innovation, regulation and trade-offs in future food systems
- Planning, conducting and communicating a defensible food-and-nutrition investigation
Area 1 of 20
Energy balance, basal metabolism and interpreting energy data
Distinguish basal metabolism from total expenditure, calculate energy with consistent units, and interpret energy balance over a stated interval. Energy density, nutrient density and BMI describe different quantities; none alone determines a person’s nutritional health.
What the course document lists under this area · 6 points
- What energy balance describes
- BMR is a baseline, not the whole daily requirement
- Calculating energy from macronutrients
- Energy density and nutrient density answer different questions
- Using energy requirements without turning an estimate into a diagnosis
- Building a complete energy-analysis response
What the exam asks
External Section A, Criterion 4: Unit 1 Nutrition. External Section A commonly assesses energy sources, BMR, requirements, balance and healthy-weight interpretation; numerical evidence can also support Criterion 5.
Where marks go missing
Counting the immediate energy cost of exercise as BMR instead of activity expenditure.
Area 2 of 20
Carbohydrates, fibre and explaining food substitutions
Classify sugars and starch accurately, explain the different mechanisms of dietary fibres, and compare realistic portions. Energy quantity, glycaemic response and overall nutritional quality are different considerations when evaluating carbohydrate foods.
What the course document lists under this area · 6 points
- Classify carbohydrates without ranking foods by one label
- Digestible carbohydrate provides energy through a sequence of processes
- Dietary fibre acts through several mechanisms
- Glycaemic index is not the amount of carbohydrate in a serve
- Read sugar and fibre information on the same comparison basis
- Explain a carbohydrate substitution with a mechanism and a limitation
What the exam asks
External Section A, Criterion 4: Unit 1 Nutrition. External Section A assesses carbohydrate types, functions, sources, imbalance and justified dietary implications.
Where marks go missing
Calling all sugar-containing foods nutritionally equivalent.
Area 3 of 20
Dietary fats, essential fatty acids and blood lipoproteins
Distinguish fatty-acid structures, essential fatty acids and lipoprotein transport. Evaluate the specific replacement and realistic portion: changing fat type, reducing total fat and reducing total energy are related but different actions.
What the course document lists under this area · 6 points
- Use chemical structure to distinguish fat types
- Fat has several necessary functions
- Essential fatty acids must come from the diet
- Lipoproteins transport lipids in blood
- Interpret trans-fat and saturated-fat evidence carefully
- Evaluate the replacement, the portion and the whole menu
What the exam asks
External Section A, Criterion 4: Unit 1 Nutrition. External Section A assesses fat types, essential fatty acids, trans fat and relationships with HDL, LDL and health.
Where marks go missing
Defining every polyunsaturated fatty acid as essential.
Area 4 of 20
Protein functions, essential amino acids and complementary sources
Protein supports many functions beyond muscle. Evaluate essential amino-acid supply, digestibility, realistic portions and the whole dietary pattern. Complementary foods can address relative amino-acid limitations without requiring one rigid meal formula.
What the course document lists under this area · 6 points
- Protein is a family of molecules with different functions
- Essential amino acids define an important nutritional requirement
- Use complete and incomplete protein terminology with care
- Complementary sources work within an overall dietary pattern
- Calculate protein amounts and distinguish energy from requirements
- Evaluate a protein recommendation in its food context
What the exam asks
External Section A, Criterion 4: Unit 1 Nutrition. External Section A assesses protein functions, complete and incomplete sources, amino-acid adequacy and practical complementary choices.
Where marks go missing
Calling non-essential amino acids unimportant.
Area 5 of 20
Folate and vitamin D: functions, sources and life-stage interpretation
Folate supports cell division and early development; vitamin D supports calcium and phosphate regulation and skeletal mineralisation. Verify food composition, age group, reference category and units, and distinguish dietary contribution from a clinical assessment of nutrient status.
What the course document lists under this area · 6 points
- Classify vitamins without assuming they supply energy
- Explain folate through cell division and early development
- Choose and handle folate-containing foods thoughtfully
- Vitamin D and calcium have related but different roles
- Check vitamin D sources and the correct reference category
- Integrate micronutrient evidence in a menu analysis
What the exam asks
External Section A, Criterion 4: Unit 1 Nutrition. External Section A assesses focussed micronutrient functions, sources, imbalance and accurate use of current Australian reference values.
Where marks go missing
Claiming vitamins supply kilojoules like carbohydrate or fat.
Area 6 of 20
Minerals in oxygen transport, bone, thyroid and fluid regulation
Link iron, calcium, iodine, sodium and potassium to their distinct physiological roles, then analyse sources, bioavailability, life-stage NRVs and label units. Fortification and population targets guide interpretation; they do not justify personal diagnosis, supplement advice or conclusions from one recorded day.
What the course document lists under this area · 6 points
- Iron supports oxygen transport and energy metabolism
- Food source and meal composition affect iron absorption
- Calcium has skeletal and regulatory functions across life
- Iodine supports thyroid hormone and has a specific fortification pathway
- Sodium and potassium support fluid balance, nerves and muscles
- Analyse mineral data without confusing servings, units or health status
What the exam asks
External Section A, Criterion 4: Unit 1 Nutrition. External Section A assesses iron, calcium, sodium, potassium and iodine functions, sources, imbalance and food-based application.
Where marks go missing
Calling iron a source of dietary energy.
Area 7 of 20
Water balance, non-nutrient compounds and safe food handling
Water supports transport, reactions and temperature regulation, but needs and hydration evidence vary. Non-nutrients can affect physiology without becoming essential nutrients. Food safety requires hazard-specific hygiene and cumulative time-temperature control; smell, appearance and intention do not verify safety.
What the course document lists under this area · 6 points
- Water is an essential nutrient with highly variable requirements
- Hydration evidence needs more than one dramatic sign
- Non-nutrient food components can still affect health and behaviour
- Food spoilage and food contamination are related but different
- Control potentially hazardous food with cumulative time and temperature
- A food-safety plan connects hazard, control and verification
What the exam asks
External Section A, Criterion 4: Unit 1 Nutrition. External Section A assesses water, antioxidants, phytoestrogens, probiotics and handling that protects nutritive, aesthetic and safety qualities.
Where marks go missing
Treating an AI for total water as a universal bottled-water prescription.
Area 8 of 20
Using NRVs, nutrient density and food-label data responsibly
Choose the NRV that answers the question, match age, sex, life stage and units, and treat short records as uncertain evidence. Energy density, nutrient density, per-serving data and per-100-gram data use different denominators. A sound recommendation shows its calculation, mechanism, trade-offs and review measure.
What the course document lists under this area · 6 points
- Each Nutrient Reference Value answers a different question
- Reference values require the correct group, timescale and uncertainty
- Energy density and nutrient density describe different ratios
- Nutrition Information Panels support comparison and intake estimates
- Dietary analysis combines food data with pattern-level evidence
- Build a recommendation as a transparent evidence chain
What the exam asks
External Criteria 4 and 5: nutrient/reference principles in A and applied dietary analysis in B. Unit 1 Nutrition with transfer to Unit 2. Apply RDI, EAR, AI, EER and UL for their correct purposes and distinguish nutrient density from energy density.
Where marks go missing
Calling the EAR the requirement of every individual.
Area 9 of 20
Dietary patterns, chronic-disease risk and proportionate prevention
Explain chronic-disease risk through interacting dietary, biological and social influences. Interpret cardiovascular, diabetes and body-weight evidence with mechanisms and limits, calculate rates using the right denominator, and design prevention that addresses both behaviour and food environments without personal diagnosis or blame.
What the course document lists under this area · 6 points
- Chronic disease develops through interacting risks, not one meal
- Cardiovascular risk involves blood lipids, blood pressure and dietary pattern
- Type 2 diabetes risk concerns glucose regulation and insulin resistance
- Body weight data require energy context and respectful interpretation
- Population statistics need denominators, definitions and dates
- Prevention recommendations should act on more than information
What the exam asks
External Section A, Criterion 4: Unit 1 Nutrition. The current course places heart disease, type 2 diabetes, overweight and obesity, Australian statistics, dietary risk and prevention frameworks in Unit 1.
Where marks go missing
Claiming one food directly causes or prevents a chronic condition.
Area 10 of 20
Designing ethical nutrition research and interpreting dietary evidence
Match the research question to an ethical design and a dietary method whose errors are understood. Protect people across collection, storage and reporting; separate validity, reliability, bias and confounding; preserve transparent raw data; and limit recommendations to what the method and results can support.
What the course document lists under this area · 6 points
- A research question determines the method and claim
- Ethical nutrition research protects people throughout the data lifecycle
- Dietary assessment methods produce different kinds of error
- Validity, reliability, bias and confounding must be distinguished
- Analyse dietary data transparently before drawing conclusions
- Evidence appraisal connects method, result and recommendation
What the exam asks
Internal Criterion 1 covers research methods, sources and ethical inquiry. Transferable dietary-data interpretation supports external Section B, Criterion 5; there is no separate external research-methods section. Unit 2 Dietary and Data Analysis. Assess research methodologies, ethics, validity and critical interpretation of existing nutrition evidence.
Where marks go missing
Choosing a dietary method before defining the research question.
Area 11 of 20
Comparing nutritional requirements across the life course
Life-stage analysis links physiological reason, current reference value, observed intake and feasible modification. It uses the correct denominator, distinguishes screening from diagnosis, and respects practical and clinical limits.
What the course document lists under this area · 6 points
- Requirements change with growth, body size and physiology
- Infancy and childhood combine rapid growth with small food capacity
- Adolescence adds puberty, bone accumulation and changing independence
- Pregnancy and lactation involve specific nutrients, not eating for two
- Older adulthood changes energy needs, function and risk of inadequate intake
- A life-stage comparison must remain evidence-based and practical
What the exam asks
External Section B, Criterion 5: Unit 2 Dietary and Data Analysis. Compare requirements for different life stages, health and activity contexts using the correct population references.
Where marks go missing
Using one adult NRV for every age and life stage.
Area 12 of 20
Using the ADGs, AGHE and NRVs to analyse and modify food patterns
Diet analysis standardises the record, applies the correct Australian tool, quantifies important gaps or excesses, and proposes feasible modifications. It states denominators, retains strengths, and evaluates uncertainty and trade-offs.
What the course document lists under this area · 6 points
- Food selection tools answer different questions
- A two-day analysis needs quantities, frequency and pattern
- Nutrition labels support product comparison when denominators match
- Recipe analysis starts with yield and edible quantity
- Balanced eating patterns differ from restrictive diet trends
- Recommendations should be prioritised, measurable and justified
What the exam asks
External Section B, Criterion 5: Unit 2 Dietary and Data Analysis. Apply NRVs and Australian food-selection tools to diets, menus and recipes, then justify feasible modifications and critique diet trends.
Where marks go missing
Treating the AGHE, ADGs and NRVs as identical tools.
Area 13 of 20
How body signals, senses, beliefs and habits shape food selection
Food selection reflects body signals, sensory evidence, safety needs, values, beliefs, attitudes, experience, habits, emotions and self-concept. Analysis should connect the strongest case evidence to a feasible and ethical response.
What the course document lists under this area · 6 points
- Hunger, appetite and satiety are related but distinct
- Sensory properties influence expectations and acceptance
- Food allergy and intolerance affect choice through different mechanisms
- Values, beliefs and attitudes guide interpretation of food
- Habits, emotions and self-concept organise repeated choices
- Food choice is a system of interacting influences
What the exam asks
External Section D, Criterion 6: Unit 3 Food Sociology. Assess physiological and psychological influences including hunger, appetite, satiety, senses, sensitivities, values, beliefs, experience, habit, emotion and self-concept.
Where marks go missing
Using hunger, appetite, satiation and satiety as interchangeable words.
Area 14 of 20
Culture, community, markets and the development of Australian food patterns
Food choice develops within culture, history, work, relationships, regulation, marketing and material resources. Strong analysis avoids stereotypes, identifies interacting constraints, assigns responsibility proportionately and evaluates real access and outcomes.
What the course document lists under this area · 6 points
- Culture and tradition shape meaning, skills and shared practice
- Australian food culture has Indigenous foundations and colonial disruption
- Lifestyle, work and community alter time, place and company
- Regulation, marketing and media construct the choice environment
- Affordability, availability and resources constrain feasible choice
- Integrated case analysis avoids single-cause explanations
What the exam asks
External Section D, Criterion 6: Unit 3 Food Sociology. Assess sociocultural and economic influences and the development of Australian food culture without stereotyping individuals or groups.
Where marks go missing
Assuming everyone from one culture eats the same foods.
Area 15 of 20
Using Tasmania's health-promotion framework to plan and evaluate action
Working in Health Promoting Ways applies partnerships, engagement, evidence, equity, supportive environments and systems change to Tasmanian practice. Campaigns need a causal logic, matched measures and honest process, impact, outcome and equity evaluation.
What the course document lists under this area · 6 points
- Working in Health Promoting Ways is a Tasmanian framework
- Partnerships and engaging people redistribute knowledge and power
- Evidence-informed practice combines research, local data and experience
- Equity and supportive environments address unequal opportunity
- Systems change embeds conditions beyond a short campaign
- Campaign evaluation separates process, impact and outcome
What the exam asks
Internal Criterion 7 covers application to health-promotion work. External Section D, Criterion 6 draws on framework knowledge when analysing food-choice influences and solutions; this note does not replace internal work requirements. Unit 4 Health Promotion. Apply the Tasmanian Working in Health Promoting Ways framework, distributed responsibilities and detailed evaluation of a nutrition-promotion strategy.
Where marks go missing
Replacing the Tasmanian framework with Ottawa Charter action areas.
Area 16 of 20
Using food labels and evaluating nutrition marketing
Food-label analysis separates legal information from marketing, matches denominators, checks claims and recognises audience access. The NIP, ingredient statement and Health Star Rating answer different questions and must be interpreted within the whole diet.
What the course document lists under this area · 6 points
- Australian food labels combine mandatory and voluntary information
- The Nutrition Information Panel supports two different comparisons
- Claims have defined meanings and evidence requirements
- Health Star Ratings are a comparison aid with a defined scope
- Marketing works through product, price, placement and promotion
- A complete label critique integrates law, numeracy and audience
What the exam asks
External Section D, Criterion 6: label and marketing influences on choice; quantitative diet analysis also supports Criterion 5 in B. Unit 4 Health Promotion. Assess food regulation, nutrition labelling, industry, media and marketing within promotion settings and consumer decision-making.
Where marks go missing
Treating every word or image on a package as mandatory label information.
Area 17 of 20
Food security, supply chains and interventions in Australia and developing countries
Food security depends on four connected dimensions and the distribution systems that link supply to households. Effective interventions in Australia and developing countries combine strategies, measure equitable outcomes and address immediate need alongside durable causes.
What the course document lists under this area · 6 points
- Food security requires availability, access, utilisation and stability
- Distribution links production with reliable household access
- Australian food insecurity is mainly an access problem for many households
- A developing-country intervention should combine immediate and durable strategies
- Strategies work best when technology, education, policy and aid reinforce each other
- Interventions need indicators, counterfactual thinking and ethical evaluation
What the exam asks
External Section C, Criterion 8 content and Criterion 2 communication elements 1–3: Unit 5 Global Food Issues. Analyse food-security dimensions, barriers, at-risk groups and multi-strategy interventions in Australia and a developing-country context.
Where marks go missing
Equating high national food production with food security for every household.
Area 18 of 20
Evaluating sustainable food systems from farm to household
Sustainable food systems protect ecological resources while remaining nutritious, equitable and viable. Evaluation follows impacts through the chain, preserves functional units and compares at least three multi-strategy interventions with trade-offs and measured outcomes.
What the course document lists under this area · 6 points
- Ecological sustainability protects the resource base of food systems
- Production practices can build soil, water and biodiversity resilience
- Processing, packaging and cold chains involve linked trade-offs
- Food-waste prevention follows a hierarchy
- Dietary patterns influence production demand and environmental pressure
- Sustainability evaluation compares at least three multi-strategy examples
What the exam asks
External Section C, Criterion 8 content and Criterion 2 communication elements 1–3: Unit 5 Global Food Issues. Analyse ecological sustainability through production, processing and consumer practices, including at least three multi-strategy examples.
Where marks go missing
Calling any local food automatically more sustainable.
Area 19 of 20
Assessing innovation, regulation and trade-offs in future food systems
Emerging technologies require specific, conditional evaluation of mechanism, evidence, regulation, life-cycle effects, nutrition, access and control. Their value depends on context and governance rather than novelty alone.
What the course document lists under this area · 6 points
- Emerging technology should be judged by problem, evidence and context
- Gene editing and genetic modification require precise descriptions
- Controlled environments trade land and water control for capital and energy
- Precision fermentation and cellular agriculture change production pathways
- Digital traceability and artificial intelligence depend on data quality
- Technology evaluation integrates food security, sustainability and health
What the exam asks
External Section C, Criterion 8 content and Criterion 2 communication elements 1–3: Unit 5 Global Food Issues. Extends analysis of current and emerging production, processing and marketing techniques affecting environment, food supply and health.
Where marks go missing
Treating newness as proof that a technology is either safe or dangerous.
Area 20 of 20
Planning, conducting and communicating a defensible food-and-nutrition investigation
An evidence-based investigation aligns question, design, ethics, analysis and communication. It documents sources and calculations, distinguishes association from causation, and limits conclusions to the population, measures and time actually studied.
What the course document lists under this area · 6 points
- A focused question determines the investigation design
- Methods must match the question and produce valid evidence
- Ethical practice continues from recruitment to data destruction
- Analysis preserves denominators, uncertainty and data quality
- Communication should let an audience trace evidence to conclusion
- Evaluation and reflection turn one project into better practice
What the exam asks
Internal Criteria 1 and 3 cover research and planning/completion. External Criterion 2 elements 1–3 in C and D assess logical/coherent writing, English usage and terminology; a practice paper does not fulfil the internal investigation. Ongoing elements: Planning, organisation and communication. Frame questions, use ethical and valid methods, analyse evidence and communicate justified findings across Units 1–5.
Where marks go missing
Starting data collection with a broad topic instead of a measurable question.