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NSW HSC 2007 : AGRICULTURE PAPER 1 & 2

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Centre Number Student Number 2007 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 3, 5, 7 and 11 S ection I Pages 2 6 25 marks Attempt Questions 1 3 Allow about 40 minutes for this section S ection II Pages 7 12 30 marks Attempt Questions 4 5 Allow about 50 minutes for this section S ection III Page 13 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. Marks Question 1 (7 marks) Name ONE farm product you have studied. Name of product ....................................................................................................... For the farm product you have named: (a) State ONE input to the farm system required for this product. 1 ............................................................................................................................... (b) Explain ONE effect the cost of inputs has on the profitability of this product. 2 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (c) Explain how a farmer can manage the risk associated with meeting a market specification for this product. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... 2 Board of Studies NSW 2007 4 2 007 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Agriculture Centre Number Section I (continued) Student Number Marks Question 2 (7 marks) The graph shows wheat yield (t/ha) in the final year for a number of three-year crop rotation systems. Wheat yield (t/ha) following crop rotations 5 KEY 4 A Wheat / Wheat / Wheat Wheat 3 yield (t/ha) 2 B Canola / Wheat / Wheat C Wheat / Canola / Wheat D Chickpea / Wheat / Wheat 1 E Wheat / Chickpea / Wheat 0 A B C D E Crop rotations (Year 1 / Year 2 / Year 3) (a) Which crop rotation resulted in the highest wheat yield in the final year? 1 ............................................................................................................................... (b) Outline ONE way that crop rotations can increase crop yields. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 2 continues on page 4 301a 3 2 Marks Question 2 (continued) (c) Justify the use of minimum tillage in Australian farming systems. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 2 4 Board of Studies NSW 2007 4 2 007 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Agriculture Centre Number Section I (continued) Student Number Marks Question 3 (11 marks) A student conducted an experiment in a glasshouse to determine the effect of a new fertiliser, Growell, on barley plants. Each pot contained ten seeds and the rate of Growell fertiliser applied is shown in the table. Treatment (pot) Growell (g /pot) A 0 B 40 C 80 D 120 Response of barley plants to Growell D C C B B A (a) B A A D A D D C C B State ONE measurement the student may make to determine the effect of Growell on barley. ............................................................................................................................... ............................................................................................................................... Question 3 continues on page 6 301b 5 1 Marks Question 3 (continued) (b) Outline ONE method that the student could use to analyse the results obtained from the experiment. 2 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (c) Describe ways that this student has increased the reliability of results by using this experimental design. 4 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (d) Discuss factors that need to be considered before conducting this experiment in the field rather than in a glasshouse. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 3 6 Board of Studies NSW 2007 4 2 007 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) Please turn over 302 7 Marks Question 4 (15 marks) (a) The graph shows a typical growth curve for an animal. Maturity S Weight R Birth Age Account for the shape of the growth curve between R and S. 2 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (b) Explain the relationship between the sex of an animal and its body composition. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 4 continues on page 9 8 3 Marks Question 4 (continued) (c) Two pens of steers in a feedlot were fed the same quantity of an identical ration for ninety days. The resulting average growth rates for each pen are shown. Pen Number of steers Age (months) Average growth rate (kg/day) A 10 14 2.0 B 10 14 1.6 Outline possible reasons for the variation in average growth rate between the two pens. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 4 continues on page 10 9 4 Marks Question 4 (continued) (d) Analyse the management strategies used by farmers to meet the nutritional requirements of an animal you have studied. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 4 10 Board of Studies NSW 2007 6 2 007 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Agriculture Centre Number Section II (continued) Student Number Marks Question 5 (15 marks) (a) The table shows the results of a trial carried out to determine the effect of weed density of Barnyard Grass and Bindweed on the yield of sunflowers. Barnyard Grass Sunflower yield ( plants/m2 ) (t/ha) Bindweed (plants/m2 ) Sunflower yield (t/ha) 0 0 4.0 1 3.8 1 3.8 3 3.0 3 3.5 9 1.5 9 2.9 20 (i) 4.0 0.9 20 2.1 Identify the treatment that resulted in the lowest yield of sunflowers. 2 ................................................................................................................... ................................................................................................................... (ii) Explain why sunflower yield decreases as the level of weeds increases. ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... Question 5 continues on page 12 302a 11 3 Marks Question 5 (continued) (b) Outline methods that plant breeders can use to develop new plant varieties. 4 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (c) Discuss factors that a farmer should consider before replacing the variety currently grown on the farm with a new variety. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 5 12 Board of Studies NSW 2007 6 2 007 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. Marks Question 6 (15 marks) (a) Explain the effects of ONE soil nutrient on farm production. 5 (b) Evaluate techniques that can be used to improve soil fertility. 10 OR Question 7 (15 marks) (a) Explain the role of government in protecting waterways. (b) Evaluate an Integrated Pest Management (IPM) program for a plant or animal production system you have studied. 5 10 OR Question 8 (15 marks) (a) Explain how ONE recent technology affects production of a plant or animal product. 5 (b) Evaluate techniques that can be used to develop new or existing markets for a product you have studied. 10 OR Question 9 (15 marks) (a) Explain why the timing of farm operations is important in the production of a plant or animal product. 5 (b) Evaluate the impact that various community groups or organisations may have on sustainable agricultural production. 10 End of paper 303 13 BLANK PAGE 14 Board of Studies NSW 2007 2007 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. Marks Question 1 Agribusiness (15 marks) (a) Outline the choices available for a farm business to obtain finance for its operations. 3 (b) Explain how information or data was collected in a study that determined the impact of a large rural business on the agricultural industries in which it is involved. 4 (c) Discuss various marketing options available for a particular agricultural product. 8 Question 2 Animal Management (15 marks) (a) Outline ONE technique used by farmers to manage reproduction in farm animals. 3 (b) Explain how the results were analysed and presented in a study of a current technique/technology which is advancing productivity in animal production systems. 4 (c) Discuss implications associated with the successful introduction of new technologies into animal production systems. 8 Question 3 Horticulture (15 marks) (a) Outline a management technique used to increase the level of output in a horticultural production system. 3 (b) Explain factors a researcher may have considered when undertaking a study of one technological innovation aimed at improving productivity in a particular horticultural industry. 4 (c) Discuss the use of plant propagation techniques in terms of plant physiology. 8 2 Marks Question 4 Innovation and Diversification (15 marks) (a) Outline the effect ONE environmental factor may have on an alternative agricultural production system or technology. 3 (b) Explain the research methodology that was used in a study of the development and implementation of one alternative agricultural production system or technology. 4 (c) Discuss ways to overcome possible social barriers to the development of an alternative agricultural system or enterprise. 8 Question 5 Plant Management (15 marks) (a) Outline the relationship between cellular anatomy and the function of ONE major plant organ. 3 (b) Explain the research methodology that was used in a study of the role of plant breeding, or related research, in advancing productivity of plant production systems. 4 (c) Discuss the use of plant hormones in manipulating plant production systems. 8 Question 6 Sustainable Land and Resource Management (15 marks) (a) Outline the purpose of the Australian Land Capabilities system. 3 (b) Explain how a particular finding from a study of innovative technologies or practices that are assisting with the conservation and efficient use of water, has influenced agricultural production systems. 4 (c) Discuss the use of whole-farm planning in achieving sustainability in agriculture. 8 End of paper 3 BLANK PAGE 4 Board of Studies NSW 2007

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Additional Info : New South Wales Higher School Certificate Agriculture Paper 1 and Paper 2 - 2007
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