Agricultural Sciences Grade 12 Paper 2 North West Mock 2019 Memo

Downloaded from hlayiso.com NATIONAL SENIOR CERTIFICATE GRADE 12 AGRICULTURAL SCIENCES P2 SEPTEMBER 2019 MARKING GUIDELINES MARKS: 150 These marking guidelines consist of 9 pages and 4 pages of cognitive levels. Copyright reserved Please turn over

Downloaded from hlayiso.com Agricultural Sciences/P2 2 NW/September 2019 NSC – Marking Guidelines SECTION A QUESTION 1.1 Multiple choice 1.1.1 Aüü 1.1.2 Düü 1.1.3 Büü 1.1.4 Cüü 1.1.5 Büü 1.1.6 Düü 1.1.7 Cüü 1.1.8 Aüü 1.1.9 Cüü 1.1.10 Büü (10 x 2) (20) QUESTION 1.2 Column A and B 1.2.1 Düü 1.2.2 Füü 1.2.3 Aüü 1.2.4 Eüü 1.2.5 Büü (5 x 2) (10) QUESTION 1.3Terminology 1.3.1 Processing/ Value addingüü 1.3.2 Selectionüü 1.3.3 Monohybridüü 1.3.4 Short term creditüü 1.3.5 Atavismüü (5 x 2) (10) QUESTION 1.4 Term replacement 1.4.1 Chromosomeü 1.4.2 Upgradingü 1.4.3 Allelesü 1.4.4 Managementü 1.4.5 Distributionü (5 x 1) (5) TOTAL SECTION A: 45 Copyright reserved Please turn over

Downloaded from hlayiso.com Agricultural Sciences/P2 3 NW/September 2019 NSC – Marking Guidelines SECTION B QUESTION 2: AGRICULTURAL MANAGEMENT AND MARKETING 2.1 Different types of agricultural marketing 2.1.1 Identification of the marketing types A - Corporative marketingü B - Free marketingü C - Controlled marketingü (3) 2.1.2 TWO advantages of free marketing · No transport costsü · Sales are usually in cash which is more convenientü · The producer can show initiative and driveü · Cheaper because there are no intermediaries/middlemen/ marketing costs ü · Farmers control how much profit they can make by analysing the demandü · Producers are motivated to work harderü · Farmers/ Producers receive cash on the spotü · Producers sell where they wantü · Sell at their own priceü (Any 2) (2) 2.2 Distinction between farm gate marketing and internet marketing Farm gate: · Marketing done by the farmer at the place where the product is produced/from the farmü · directly to consumersü Internet: · Goods are advertisedü · and sold on the internet via email and online mediaü (4) 2.3 Components of phases in entrepreneurship process 2.3.1 Evaluation of the opportunityü (1) 2.3.2 Planning/developing a business planü (1) 2.3.3 Resource mobilisationü (1) 2.4 SWOT analysis and identification of 2.4.1 TWO strengths · Human resourceü · Availability of landü · Make use of the extension officerü (Any 2) (2) Copyright reserved Please turn over

Downloaded from hlayiso.com Agricultural Sciences/P2 4 NW/September 2019 NSC – Marking Guidelines 2.4.2 ONE weakness · Lack of skillsü · Lack of capitalü (Any 1) (1) 2.4.3 ONE opportunity · Services of the extension officerü · Identified marketü (Any 1 ) (1) 2.4.4 TWO threats · Lack of funds/capitalü · Unreliable weatherü · Lack of skillsü · Competition from another project/Flourishing project in a nearby villageü (Any 2) (2) 2.5 TWO ways to improve and streamline the agri-business chain · Grading and standardisation of productsP · Facilitate marketing and pricingü · Using cold storage and refrigerated transport to prevent spoilageü · Improving road infrastructureü · Providing storage facilities for agricultural produce to prevent oversupplyü · Providing access to finance to cover working capitalü · Improving access to market informationü · Marketing collectively by combining loads from producersü · Processing products close to where they are producedü (Any 2) (2) 2.6 The role of legislation 2.6.1 Agricultural Product Standards Act (No. 119 of 1990)ü (1) 2.6.2 Meat Safety Act (No. 40 of 2000)ü (1) 2.6.3 Consumer Protection Act (No. 68 of 2008)ü (1) 2.7 Difference between mass and niche marketing Mass marketing · Promoting the same productü in different ways to different groups of peopleü Niche marketing · Involves selling a productü to a small segment of the marketü (4) Copyright reserved Please turn over

Downloaded from hlayiso.com Agricultural Sciences/P2 5 NW/September 2019 NSC – Marking Guidelines 2.8 The price, supply and demand for oranges over a period of five weeks. 2.8.1 Graphs on the supply and demand of oranges Criteria/rubric/marking guidelines · Correct headingü · X-axis correctly calibratedü · Y-axis correctly calibratedü · Correct units (Bags/Week)ü · Line graphs for supply and demandü · Accuracyü (6) 2.8.2 Reason for higher demand · Price per bag of oranges was low (R10) in Week 1ü but higher (R30) in Week 5ü (2) [35] QUESTION 3: PRODUCTION FACTORS 3.1 THREE functions of land as production factor · Source of minerals that can be used to make fertilisersü · Provides space for agricultural activitiesü · Provides food for humans and animals/Food securityü · Can be used as a collateral/guaranteeü · Provides raw materials/resourcesü (Any 3) (3) 3.2 Improving the productivity of land 3.2.1 Cü (1) 3.2.2 Aü (1) 3.2.3 Bü (1) Copyright reserved Please turn over

Downloaded from hlayiso.com Agricultural Sciences/P2 6 NW/September 2019 NSC – Marking Guidelines 3.3 Labour legislation 3.3.1 Occupational Health and Safety Act (No. 85 of 1993)ü (1) 3.3.2 Compensation for Occupational Injuries and Disease Act (No. 130 of 1993)ü (1) 3.3.3 Skills Development Act ( No. 97 of 1998)ü (1) 3.4 Strategic risk management 3.4.1 Definition of strategic risk management · Long term management that allows a business to adaptü to possible future changes and challengesü OR · The process of developing strategies that allow a business to achieve its vision, mission and objectivesü and adapt to changing conditionsü (2) 3.4.2 Identification of the risk management strategy · Diversificationüü (2) 3.4.3 Justification of the answer in QUESTION 3.4.2 · There are a number of enterprisesü in one farmü (2) 3.4.4 Management skill a farmer should have · Analytic skillsü · Interpersonal/communicationü · Co-ordination/organisationalü · Problem-solving skillsü (Any 1) (1) 3.4.5 TWO examples of production risks · Financialü · Legalü · Human resourceü · Market/priceü · Technicalü · Productionü (Any 2) (2) 3.5.1 FOUR impacts of HIV/AIDS on the productivity · Planning becomes difficult because of the unplanned absenteeismü · Agricultural activities cannot be completed on timeü · Loss of skills and experience and there are increased costs of training new staffü · Farm workers often become sick and at the later stage of the disease productivity declinesü · Emotional trauma for family members and friendsü (Any 4) (4) Copyright reserved Please turn over

Downloaded from hlayiso.com Agricultural Sciences/P2 7 NW/September 2019 NSC – Marking Guidelines 3.5.2 Increasing the productivity of farm workers (a) Educational levels · Skills developmentü · Supporting specialisation of workersü · Providing free schooling or bursariesü (Any 2) (2) (b) Working conditions · Provide basic servicesü · Adequate leaveü · Free transport between home and workü · Better housing that is safe and secureü · Recreational facilitiesü · Mechanisationü (Any 2) (2) 3.6 Income and expenses on a farm 3.6.1 Identification of the statement · Income Statementüü (2) 3.6.2 Calculation of net cash · Profit = Income - Expenses/Expenditureü = R147 000 - R95 057ü = R51 943ü (3) 3.7 Distinction between fixed and variable costs Fixed costs · Costs that do not varyü with the level of productionü Variable costs · Costs that varyü with the level of productionü (4) [35] Copyright reserved Please turn over

Downloaded from hlayiso.com Agricultural Sciences/P2 8 NW/September 2019 NSC – Marking Guidelines QUESTION 4: BASIC AGRICULTURAL GENETICS 4.1 Crossing between a heterozygous pea plant (G) and a pure-bred plant (g) 4.1.1 Genotype of each parent in the first crossing · Parent 1 – Ggü · Parent 2 - ggü (2) 4.1.2 Punnet square determining possible genotype of the offspring in the first crossing Gametes G gü g Gg ggü g Gg gg · Punnet square with gametes and offspringü Marking Guideline/Criteria · Complete Punnet square with gametes and offspringü · Correct gametesü · Correct offspringü (3) 4.1.3 Type of dominance in the cross Complete dominanceü (1) 4.1.4 Calculation of the percentage of heterozygous offspring 2/4 x 100ü = 50%ü (2) 4.2 Explanation of Mendel’s law of independent assortment · During gamete formation, segregating pairs of allelesü assort independently of each otherü (2) 4.3 Role of epistatic gene in prepotency 4.3.1 Epistasis Prepotency is the ability of one parent to pass its genetic characteristics ü to its offspring üThe gene that cause the expression of one gene to controlled by another gene is called the epistatic gene ü (3) 4.3.2 Prepotency Comb forms of chickensü Fur color of Labradors dogsü Fur color of Charolais cattleü (Any one) (1) 4.4 Causes of variation 4.4.1 Deletionü (1) 4.4.2 Crossing overü (1) 4.4.3 Mutationü (1) Copyright reserved Please turn over

Downloaded from hlayiso.com Agricultural Sciences/P2 9 NW/September 2019 NSC – Marking Guidelines 4.5 Methods of plant and animal improvement 4.5.1 Method that uses on-farm records Line breedingü (1) 4.5.2 Identification of the method: more offspring, more accurate Breeding valueüü (2) 4.5.3 Identification of the method that incorporated genes from Bacillus Genetic Modification/GMüü (2) 4.5.4 THREE socio-economic benefits of GM crops · GM crops provide foods with better qualityü · Farmers use less pesticidesü · It allows for no tillage farmingü · Crops could have a longer shelf lifeü · Crops are tolerant to salinity, cold or droughtü · Crops are resistant to pests and diseasesü · Reduce the amount of labour needed, thus reduce operational costsü (Any 3) (3) 4.5.5 TWO potential environmental risks posed by genetically plants · Creation of herbicides resistance weeds/ superweedsü · Excessive use of herbicides may damage the soilü · Genes might spread GM crops into wild plantsü · Beneficial insects and pests could be killedü (Any 2) (2) 4.6 Heritability of the characteristics in sheep 4.6.1 Heritability of the fleece weight 50%ü (1) 4.6.2 Primary factor influencing birth weight Genesü (1) 4.6.3 TWO reasons the post-weaning weight cannot be recommended · Low heritabilityü · Environment has a huge influence in the outcome of the characteristicsü (2) 4.6.4 Distinction between heritability and biometrics Heritability · The degree to which a characteristicü is determined by genesü/Proportion of variation in the populationü that is due to genetic influenceü Biometrics · The use of statisticsü for analysis of biological dataü/Analysis of biological dataü by mathematical or statistical methodsü (4) [35] TOTAL SECTION B: 105 GRAND TOTAL: 150 Copyright reserved Please turn over

1.3.5 1.3.4 1.3.3 1.3.2 1.3.1 1.2.5 1.2.4 1.2.3 1.2.2 1.2.1 1.1.10 1.1.9 1.1.8 1.1.7 1.1.6 1.1.5 1.1.4 1.1.3 1.1.2 1.1.1 Q.No 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 Marks 2 2 2 2 2 2 2 2 2 2 2 2 Knowledge (L1) Copyright reserved Comprehension (B) / Agricultural Sciences/P2 2 2 2 2 2 2 2 Application (L2) Analysis (C) / 2 Synthesis (C) / Marks Evaluation (L3) 2 2 2 2 2 2 2 2 2 Easy (E) 2 2 2 2 2 2 2 2 2 Medium (M) 2 2 Difficult (D) Bloom's Taxonomy 2 2 2 2 2 2 2 2 Management and marketing 2 2 2 2 2 Production factors 2 2 2 2 2 2 2 Basic agricultural genetics MEASURING GRID FOR AGRICULTURAL SCIENCES Level of difficulty 2 2 2 2 Management and care of the environment 10 2 2 2 2 Problem solving mechanisms 2 2 2 2 2 2 2 2 Social and economic development Knowledge area NSC – Marking Guidelines 2 2 2 2 Informed and responsible citizens Agricultural indigenous knowledge Paper 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 Number of marks allocated to question WEIGHTING OF QUESTIONS IN TERMS OF ABILITY LEVELS, AIMS & OBJECTIVES SKILLS AND KNOWLEDGE AREAS: AGRICULTURAL SCIENCES PAPER 2 Aims and objectives P P P P P P P P P P P P P P P P P P P P Ability to follow instructions Identifying labels /Labeling drawings Downloaded from hlayiso.com /diagrams/ schematic representations Plotting and interpretation of Total graphs/data Working out and NW AGRS P2 - PREP Interpreting calculations Organizing /recording and categorizing data Extraction and/or Skills / Type of manipulation and/or evaluation of data NW/September 2019 Hypothesis testing/using scientific Questions (Use a Tick) methods

3.1 2.7 2.5 2.2 Sub 2.8.2 2.8.1 2.6.3 2.6.2 2.6.1 2.4.4 2.4.3 2.4.2 2.4.1 2.3.3 2.3.2 2.3.1 2.1.2 2.1.1 Tot 1.4.5 1.4.4 1.4.3 1.4.2 1.4.1 Q.No 3 2 6 4 1 1 1 2 2 1 1 2 1 1 1 4 2 3 45 1 1 1 1 1 Marks 3 1 1 1 2 1 2 1 1 1 27 1 1 1 Knowledge (L1) Copyright reserved Comprehension (B) / Agricultural Sciences/P2 2 4 2 1 2 3 15 1 Application (L2) Analysis (C) / 6 4 3 1 Synthesis (C) / Marks Evaluation (L3) 3 1 1 2 1 1 2 4 2 3 20 1 1 Easy (E) 2 4 1 1 1 18 Medium (M) 6 1 2 7 1 1 1 Difficult (D) Bloom's Taxonomy 2 6 4 1 1 1 2 2 1 1 2 1 1 1 4 2 3 17 1 Management and marketing 3 11 1 Production factors 17 1 1 1 Basic agricultural genetics Level of difficulty 1 1 Management and care 10 of the environment 11 1 2 2 1 2 1 1 1 9 1 Problem solving mechanisms 3 1 1 1 4 2 3 1 Social and economic 17 development Knowledge area NSC – Marking Guidelines 2 6 4 9 1 Informed and responsible citizens 0 Agricultural indigenous knowledge 3 2 6 4 1 1 1 2 2 1 1 2 1 1 1 4 2 3 45 1 1 1 1 1 Number of marks allocated to question Aims and objectives P P P P P P P P P P P P P P 45 P P P P P Ability to follow instructions Identifying labels /Labeling drawings Downloaded from hlayiso.com P P 0 /diagrams/ schematic representations Plotting and P 0 interpretation of Total graphs/data Working out and P 0 Interpreting calculations P 0 Organizing /recording and categorizing data Extraction and/or Skills / Type of 0 manipulation and/or evaluation of data NW/September 2019 Hypothesis 0 testing/using scientific Questions (Use a Tick) methods

4.3 4.2 3.7 4.4.1 4.1.4 4.1.3 4.1.2 4.1.1 3.6.2 3.6.1 3.5.3b 3.5.2a 3.5.1 3.4.5 3.4.4 3.4.3 3.4.2 3.4.1 3.3.3 3.3.2 3.3.1 3.2.3 3.2.2 3.2.1 Q.No 1 4 2 2 1 3 2 4 3 2 2 2 4 2 1 2 2 2 1 1 1 1 1 1 Marks 2 1 2 1 1 1 Knowledge (L1) Copyright reserved Comprehension (B) / Agricultural Sciences/P2 1 1 2 4 2 2 1 1 1 Application (L2) Analysis (C) / 4 2 2 3 2 4 3 2 2 Synthesis (C) / Marks Evaluation (L3) 2 3 2 1 2 1 1 1 Easy (E) 1 2 1 2 2 2 2 4 2 2 1 1 1 Medium (M) 4 3 4 Difficult (D) Bloom's Taxonomy Management and marketing 4 3 2 2 2 4 2 1 2 2 2 1 1 1 1 1 1 Production factors 1 4 2 2 1 3 2 Basic agricultural genetics Level of difficulty 2 2 4 2 1 1 Management and care of the environment 12 4 2 1 3 2 4 2 2 2 2 4 2 2 2 Problem solving mechanisms 1 4 2 4 2 2 4 2 1 2 2 Social and economic development Knowledge area NSC – Marking Guidelines 4 2 2 1 4 2 2 2 2 4 2 2 1 1 1 Informed and responsible citizens 1 Agricultural indigenous knowledge 1 4 2 2 1 3 2 4 3 2 2 2 4 2 1 2 2 2 1 1 1 1 1 1 Number of marks allocated to question Aims and objectives P P P P P P P P P P P P P P P P P P P P P Ability to follow instructions Identifying labels /Labeling drawings Downloaded from hlayiso.com /diagrams/ schematic representations Plotting and P P P P P interpretation of Total graphs/data Working out and P P Interpreting calculations P P P P P P P P P P P P P P Organizing /recording and categorizing data Extraction and/or Skills / Type of P P P P P 4 P P P manipulation and/or evaluation of data NW/September 2019 Hypothesis testing/using scientific Questions (Use a Tick) methods

TOT 4.6.4 4.6.3 4.6.2 4.6.1 4.5.5 4.5.4 4.5.3 4.5.2 4.5.1 4.4.3 4.4.2 Q.No 150 4 2 1 1 2 3 2 2 1 1 1 Marks 55 1 1 2 2 Knowledge (L1) Copyright reserved Comprehension (B) / Agricultural Sciences/P2 56 4 3 2 1 1 1 Application (L2) Analysis (C) / 39 2 Synthesis (C) / Marks Evaluation (L3) 60 4 1 1 1 Easy (E) 59 2 3 2 1 1 Medium (M) 31 2 2 Difficult (D) Bloom's Taxonomy 52 Management and marketing 46 Production factors 52 4 2 1 1 2 3 2 2 1 1 1 Basic agricultural genetics Level of difficulty 2 3 2 1 1 Management and care 31 of the environment 13 2 1 Problem solving 57 mechanisms 2 3 1 Social and economic 64 development Knowledge area NSC – Marking Guidelines 4 2 1 1 2 3 2 Informed and 68 responsible citizens 1 Agricultural indigenous knowledge 4 2 1 1 2 3 2 2 1 1 1 Number of marks 150 allocated to question Aims and objectives P P P P P P P P P P P Ability to follow instructions Identifying labels /Labeling drawings Downloaded from hlayiso.com /diagrams/ schematic representations Plotting and P P P P P P P interpretation of Total graphs/data Working out and Interpreting calculations P P P P P P P P P P Organizing /recording and categorizing data Extraction and/or Skills / Type of P P P P P P manipulation and/or evaluation of data NW/September 2019 Hypothesis testing/using scientific Questions (Use a Tick) methods