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NSW HSC 2009 : AGRICULTURE PAPER 1 & 2

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Centre Number Student Number 2009 H I G H E R S C H O O L C E R T I F I C AT E E X A M I N AT I O N Agriculture Paper 1 Total marks 70 General Instructions Reading time 5 minutes Working time 2 hours Write using black or blue pen Draw diagrams using pencil Board-approved calculators may be used Write your Centre Number and Student Number at the top of this page and pages 5, 7, 9 and 11 S ection I Pages 2 8 25 marks Attempt Questions 1 3 Allow about 40 minutes for this section S ection II Pages 9 13 30 marks Attempt Questions 4 5 Allow about 50 minutes for this section S ection III Page 15 15 marks Attempt ONE question from Questions 6 9 Allow about 30 minutes for this section 301 Section I 25 marks Attempt Questions 1 3 Allow about 40 minutes for this section Answer the questions in the spaces provided. Question 1 (8 marks) The diagram shows a simple marketing chain for a farm product. Farm Raw commodity X Consumer Y Farm Product Name ONE farm product you have studied .............................................................. For the farm product you have named: (a) 2 Outline a process that occurs at X. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 1 continues on page 3 2 Question 1 (continued) (b) Describe a marketing strategy that can be used at Y to increase consumer demand for the farm product. 3 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (c) How does the supply of the raw commodity from the farm affect the price paid by consumers for the farm product? ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 1 3 3 BLANK PAGE 4 Board of Studies NSW 2009 2 009 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Agriculture Centre Number Section I (continued) Student Number Question 2 (8 marks) The graph shows the response of dry matter yield to applied nitrogen fertiliser for a grass/legume pasture trial. 6 Grass 5 Legume 4 Dry matter 3 yield (t/ha) 2 1 0 0 10 20 30 40 50 60 70 80 Applied nitrogen fertiliser (kg/ha) (a) (i) What rate of applied nitrogen fertiliser gave the maximum dry matter yield for grasses? 1 ................................................................................................................... (ii) Explain why grasses and legumes responded differently to the application of nitrogen fertiliser. ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... Question 2 continues on page 6 301a 5 3 Question 2 (continued) (b) Explain how the overuse of fertiliser affects the environment. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 2 6 Board of Studies NSW 2009 4 2 009 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Agriculture Centre Number Section I (continued) Student Number Question 3 (9 marks) An experiment was conducted to determine the effect of two fungicides, Dithane and Chlorothalanil, on a disease that affects the grain yield of chickpeas. Application rate (litres/ha) 0 0.5 1.0 0 0.5 1.0 Grain yield (tonne/ha) Dithane 0.5 2.1 3.4 Chlorothalanil 0.5 3.3 3.5 Total cost* ($/ha) 0 17 29 0 20 35 * Total cost ($/ha) = Fixed application cost + cost of fungicide (a) What is the application rate of fungicide for the control in this experiment? 1 ............................................................................................................................... (b) Outline the role of the control in this experiment. 2 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (c) Calculate the cost of one litre of Chlorothalanil. Show all working. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Answer:........................................ Question 3 continues on page 8 301b 7 2 Question 3 (continued) (d) Explain the factors that a farmer should consider, in addition to the information provided from this experiment, before deciding to use a fungicide on chickpeas. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 3 8 Board of Studies NSW 2009 4 2 009 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Agriculture Centre Number Section II 30 marks Attempt Questions 4 5 Allow about 50 minutes for this section Student Number Answer the questions in the spaces provided. Question 4 (15 marks) Graph 1 shows the effect of four soil temperature ranges at sowing on the germination percentage of wheat and millet. Graph 2 shows the average soil temperatures for an area in Australia over one year. Graph 1 Graph 2 Average soil temperature ( C) 100 Germination (%) 80 60 40 20 25 20 15 10 5 0 0 Wheat Millet J A S O Key Soil temperature range at sowing ( C) 0 5 6 10 11 15 >15 (a) (i) N DJ Months F M A In which months should wheat be sown to ensure a germination greater than 80%? M J 2 ................................................................................................................... (ii) Why is it better to sow millet in October rather than March in Australia? ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... 302 Question 4 continues on page 10 9 3 Question 4 (continued) (b) Outline the genetic basis of a method that plant breeders use to improve plant quality or production. 4 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (c) Discuss the use of introduced pasture species in Australian pasture production systems. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 4 10 Board of Studies NSW 2009 6 2 009 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Agriculture Centre Number Section II (continued) Student Number Question 5 (15 marks) A method that farmers may use to calculate lambing percentage is: lambing percentage = number of live lambs born 100 total number of lambs born 1 The graph shows the effect of the live weight of merino ewes (kg) at the time of lambing on the lambing percentage for a typical sheep property in the central west of NSW. 100 95 Lambing percentage 90 85 80 35 45 55 65 75 85 Live weight of ewes (kg) (a) (i) Describe the effect of the live weight of ewes on lambing percentage as shown in the graph. ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... Question 5 continues on page 12 302a 11 2 Question 5 (continued) (ii) Explain how information in the graph can assist farmers to manage ewes, in order to maximise lambing percentages. 3 ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... (b) The diagram shows two equal-sized pens of feedlot steers and gives the average growth rates obtained over 100 days. Pen X Steer Water trough Pen Y Fence Feed trough Shade Average growth rate Pen X = 0.75 kg/day Pen Y = 1.8 kg/day Propose reasons to explain how the differences between Pen X and Pen Y lead to the variation in average growth rates. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 5 continues on page 13 12 4 Question 5 (continued) (c) Explain the role of hormones in the regulation of animal reproduction and behaviour. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 5 13 6 BLANK PAGE 14 Board of Studies NSW 2009 2 009 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Agriculture Section III 15 marks Attempt ONE question from Questions 6 9 Allow about 30 minutes for this section Answer the question in a writing booklet. Extra writing booklets are available. Question 6 (15 marks) (a) Describe the effect of the changing nature of farm ownership on Australian agriculture. 5 (b) Discuss strategies available to farmers to manage the risk associated with the changing cost of farm inputs and irregular levels of income. 10 OR Question 7 (15 marks) (a) Explain the effect of Australian land use practices on soil salinity. (b) Analyse factors that may influence a farmer s decision to optimise long-term sustainability over short-term profitability. 5 10 OR Question 8 (15 marks) (a) How does the process of photosynthesis contribute to the growth of plants? (b) Evaluate techniques a farmer can use to manage plant interference to improve plant productivity. 5 10 OR Question 9 (15 marks) (a) (b) 303 Explain the nutritional requirements for an animal you have studied. Assess the impact of publicity about animal welfare issues on animal production systems. End of paper 15 5 10 BLANK PAGE 16 Board of Studies NSW 2009 2009 H I G H E R S C H O O L C E R T I F I C AT E E X A M I N AT I O N Agriculture Paper 2 General Instructions Paper 2 should be attempted only by students who have studied Electives Reading time 5 minutes Working time 1 hour Write using black or blue pen Board-approved calculators may be used 304 Total marks 30 Attempt TWO questions from Questions 1 6 Allow about 30 minutes for each question Total marks 30 Attempt TWO questions from Questions 1 6 Allow about 30 minutes for each question Answer each question in a SEPARATE writing booklet. Extra writing booklets are available. Question 1 Agribusiness (15 marks) (a) Describe the research method that was used in a study to determine the impact of a large rural business organisation on agricultural industries. 3 (b) Compare TWO farm advisory services that farmers may use to help manage their farms. 4 (c) Evaluate the impact of international markets on farm businesses. 8 Question 2 Animal Management (15 marks) (a) Account for the collection of various forms of data in a study of a current technique/technology that is advancing productivity in animal production systems. 3 (b) How does a vaccine interact with an animal s immune system to prevent disease? 4 (c) Evaluate an innovative breeding system or technique that has been introduced to manipulate animal reproductive efficiency. 8 Question 3 Horticulture (15 marks) (a) Describe the way results were presented in a study of a technological innovation aimed at improving productivity in a horticultural industry. 3 (b) How do the characteristics of plants affect their use in horticulture? 4 (c) Assess the influence of changing markets on production techniques or post-harvest handling of horticultural products. 8 2 Question 4 Innovation and Diversification (15 marks) (a) Describe the findings from a study of the development and implementation of an alternative agricultural production system or technology. 3 (b) Compare the effectiveness of techniques that can be used to market an agricultural innovation. 4 (c) Evaluate the importance of meeting legal and institutional requirements when introducing an alternative agricultural system, enterprise or technology. 8 Question 5 Plant Management (15 marks) (a) Describe the way data was analysed in a study of the role of plant breeding or related research to improve plant productivity. 3 (b) Explain the physiological process of nutrient uptake in plants. 4 (c) Evaluate the techniques that a farmer may use to manage soil moisture for plant production systems. 8 Question 6 Sustainable Land and Resource Management (15 marks) (a) Describe the way equipment was used in a study of a technology or practice related to the conservation and efficient use of water. 3 (b) Explain the importance of developing regulations for the use of water in Australian agricultural production systems. 4 (c) Evaluate a whole farm plan or catchment management program. Include examples of the strategies involved in this plan or program. 8 End of paper 3 BLANK PAGE 4 Board of Studies NSW 2009

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Additional Info : New South Wales Higher School Certificate Agriculture Paper 1 and Paper 2 - 2009
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