CSEC Agricultural Science · May/June 2014 · Paper 2

31 questions and parts from this paper. Open one to see it in full, then practise it on Quelpr and get it marked against the mark scheme.

1. 1(a)2 marksDistinguish between 'Good Agricultural Practices' (GAP) and 'Hazard Analysis Critical Control Point' (HACCP).
2. 1(b)2 marksFill in the blanks using words from the list (human resources, services, money, goods, animals) to state what free movement the CARICOM Single Market and Economy enables across Caribbean member states along with capital…
3. 2(a)2 marksIdentify TWO advantages of keeping farm records.
4. 2(b)2 marksAdvise Farmer Jane on TWO pieces of information lacking in the labour record shown in Table 1.
5. 3(a)(i)1 markState what type of fertilizer is represented by the label 8 : 16 : 24.
6. 3(a)(ii)1 markCalculate the nitrogen to phosphorus ratio in the 8 : 16 : 24 fertilizer.
7. 3(b)2 marksSuggest ONE method to decrease the composting period and explain the reason for your suggestion.
8. 4(a)2 marksIdentify TWO secondary tillage implements suitable for preparing a seedbed for sowing spinach seeds.
9. 4(b)2 marksSuggest TWO advantages of cultivating genetically modified plants.
10. 5(a)(i)1 markState ONE function of the poultry gizzard in digestion.
11. 5(a)(ii)1 markName ONE dietary component that may be provided to poultry to facilitate the mechanical function of the gizzard.
12. 5(b)2 marksExplain TWO benefits derived by rabbits from the practice of eating their own soft faeces at night (caecotrophy).
13. 6(a)2 marksDefine the term 'balanced ration'.
14. 6(b)(i)1 markIdentify which feed (Feed A or Feed B) is better suited for broiler chickens aged 4–6 weeks.
15. 6(b)(ii)1 markExplain why fibre is an essential component in both poultry feeds.
16. 7(a)(i)2 marksExplain what is meant by 'organic farming'.
17. 7(a)(ii)1 markState ONE way in which adopting organic farming methods can increase farm income.
18. 7(a)(iii)2 marksState TWO reasons why Farmer Mungal might be denied organic certification for his lettuce farm.
19. 7(b)(i)1 markIdentify the type of budget required to evaluate whether to expand the farm.
20. 7(b)(ii)a)2 marksBased on Table 3, give TWO reasons supporting the decision to expand production to two hectares.
21. 7(b)(ii)b)2 marksAssuming product prices remain constant, recommend TWO strategies to improve the profitability of the enterprise.
22. 7(c)2 marksCalculate the value of a handheld tractor after 5 years, given an initial purchase price of $1000 and straight-line depreciation of 10% per annum. Show all workings.
23. 8(a)(i)2 marksExplain the difference between harvest and postharvest operations.
24. 8(a)(ii)4 marksIdentify TWO harvest or postharvest practices that led to cabbage quality loss and propose a corrective measure for each.
25. 8(b)6 marksExplain THREE environmentally friendly soil-management practices to prevent fine powdery soil from being eroded by wind following ploughing and rotavating.
26. 9(a)3 marksState TWO advantages and ONE disadvantage of using a communal pasture for goat grazing.
27. 9(b)(i)1 markIdentify the piece of equipment shown in Figure 1.
28. 9(b)(ii)2 marksExplain how the equipment in Figure 1 is used to distinguish fertile eggs from infertile eggs.
29. 9(c)(i)3 marksSuggest THREE reasons why the bees have swarmed.
30. 9(c)(ii)2 marksExplain ONE hive management practice to prevent swarming.
31. 9(c)(iii)1 markSuggest ONE advantage of bee swarming to the beekeeper.