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NSW HSC 2010 : AGRICULTURE PAPER 1 & 2

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Centre Number Student Number 2010 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 1 Pages 2 8 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 13 Attempt Questions 1 3 Allow about 40 minutes for this section Pages 9 15 Attempt Questions 4 5 Allow about 50 minutes for this section Page 17 Attempt ONE question from Questions 6 9 Allow about 30 minutes for this section 3000 Answer the questions in the spaces provided. These spaces provide guidance for the expected length of response. (9 marks) Name ONE farm product you have studied. Name of farm product ............................................................................................... (a) Outline a market specification for this farm product. ............................................................................................................................... ............................................................................................................................... (b) Explain, using an example, the effect of government intervention in agricultural production. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... 2 Question 1 (continued) (c) The table shows information for two crops. Crop A Yield (t/ha) Price received ($/t) Chemical and fuel costs ($/ha) Shire council rates ($/annum) Seed costs ($/ha) Fertiliser costs ($/ha) Bank interest charges ($/annum) Crop B 3 220 75 7 000 45 20 10 000 4 150 85 7 000 35 50 10 000 Calculate the gross margin per hectare for the crop with the higher yield. Show all working. Crop with higher yield: ..................................................................................... Gross margin/ha: ............................................................................................... 3 BLANK PAGE 4 2 010 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Centre Number Student Number (8 marks) (a) A chemical label for urea fertiliser is shown. 46-0-0 Total Nitrogen (N): Metal impurities: Appearance: pH: 46% <1% White solid 8.6 Directions for use: Surface-apply before rain or irrigation, or add to irrigation water. Safety directions: Do not swallow and avoid contact with eyes and skin. Storage: Store in a cool, dry area. How would a farmer ensure that the safety directions for this fertiliser are met? ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... 3001 5 Question 2 (continued) (b) Explain how microorganisms can convert applied urea to a form of nitrogen that is readily available for plants. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (c) How can farmers use plants to increase levels of readily available soil nitrogen as an alternative to the use of fertilisers? ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... 6 2 010 HIGHER SCHOOL CERTIFIC ATE EXAMINATIO N Centre Number Student Number (8 marks) The results of an experiment conducted to compare the yields of five varieties of corn are provided. Yield (t/ha) Variety of corn A B C D E (a) 3002 12 13 8 11 10 Construct a graph representing the data from the table. 7 Question 3 (continued) (b) Outline a procedure that would have been carried out to ensure the reliability of results in this experiment. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (c) Justify why a farmer might choose to grow variety C. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... 8 2010 HIGHER SCHOOL CERTIFIC ATE EXAMINATI ON Centre Number Student Number Answer the questions in the spaces provided. These spaces provide guidance for the expected length of response. (15 marks) (a) The diagram illustrates the growth of two species in a pasture. Species A Species B (i) Outline a type of plant interference that may be occurring in this pasture. ................................................................................................................... ................................................................................................................... ................................................................................................................... 3003 9 Question 4 (continued) (ii) How can a management technique affect the level of plant interference in this pasture? ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... (b) Explain how planting density may affect plant productivity. Use an example from an investigation you have carried out. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... 10 Question 4 (continued) (c) Plant breeding systems have developed to incorporate new genetic techniques aimed at improving plant quality and production. Discuss the implication of this development on Australian agricultural systems. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... 11 BLANK PAGE 12 2 010 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Centre Number Student Number (15 marks) (a) The diagram shows a type of breeding system that can be used in animal production systems. Parents Sire A Dam First generation (F1) Sire A Daughter 1 Second generation (F2) Sire A Daughter 2 Third generation (F3) (i) Daughter 3 Outline a reason for using this type of breeding system in animal production. ................................................................................................................... ................................................................................................................... ................................................................................................................... (ii) Explain why a farmer might use an alternative breeding system to the one shown above. ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... 3004 13 Question 5 (continued) (b) Animal 1 and Animal 2 were provided with the same level of nutrition. Photographs from carcasses that were cut at the same site, show the components of body tissue and their proportions. Awaiting copyright Name ONE component of body tissue labelled in the photographs and account for the variation of this component between Animal 1 and Animal 2. Part identified (A or B ): ............. Name of component: ................................. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... 14 Question 5 (continued) (c) Explain how the nutritional requirements of farm animals can be managed to influence their growth and development. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... 15 BLANK PAGE 16 2 010 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Answer the question in a writing booklet. Extra writing booklets are available. (15 marks) (a) Explain how the types of climatic information that are available can influence agricultural production in Australia. (b) Evaluate an Integrated Pest Management program for a named plant or animal production system. (15 marks) (a) Explain, using an example, the potential benefits of value-adding for an agricultural product. (b) Compare selling by contract with selling through cooperatives when marketing agricultural products. (15 marks) (a) How are measures of animal performance used to manage animal production systems? (b) Analyse the effects of the level of nutrition on the fertility of farm animals. (15 marks) (a) (b) 3005 Compare the role of native plant species with that of introduced plant species in pasture management systems. Discuss the impacts of minimum tillage and crop rotation on the physical characteristics of soil. 17 BLANK PAGE 18 2010 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 3010 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 a technique that can be used to analyse the financial situation of a farm. 3 (b) Assess a marketing option or selling system that is available for a particular agricultural product. 4 (c) Discuss the impacts of a large agricultural corporation or company on the biological and physical components of the industry. 8 Question 2 Animal Management (15 marks) (a) Name an animal breeding program and outline the role of objective measurement within the program. 3 (b) Explain how chemical resistance may occur in target organisms when managing animal pests or disease. 4 (c) Explain how knowledge of natural animal reproductive hormones assists farmers to manipulate reproductive cycles in animal production systems. 8 Question 3 Horticulture (15 marks) (a) Name a horticultural system and describe the production cycle within the system. 3 (b) Explain the influence of changing international markets on post-harvest handling in horticulture. 4 (c) Analyse the components of a horticultural system that can be managed to balance economic viability and environmental sustainability. 8 Question 4 Innovation and Diversification (15 marks) (a) How has the introduction of a new production system or technology had an impact on farm management? 3 (b) Why is there a need for research prior to the full implementation of alternative enterprises? 4 (c) Evaluate techniques that may be used to market an innovation in Australian agriculture. 8 2 Question 5 Plant Management (15 marks) (a) Outline the anatomy and function of a type of cell found in plant leaves. 3 (b) Explain the role of plant hormones in fruit production. 4 (c) Analyse the process of photosynthesis and how management of the inputs to this process may affect plant growth. 8 Question 6 Sustainable Land and Resource Management (15 marks) (a) Explain, using an example, how a farm practice can affect the level of soil acidification. 3 (b) How do governments intervene in land and water management in agricultural systems? 4 (c) Compare the cause and management of both dryland and irrigation salinity. 8 End of paper 3 BLANK PAGE 4 Board of Studies NSW 2010

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Additional Info : New South Wales Higher School Certificate Agriculture Paper 1 and Paper 2 - 2010
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