CSEC Agricultural Science · May/June 2008 · Paper 2

32 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)(i)1 markState what the acronym HACCP represents.
2. 1(a)(ii)1 markState ONE benefit of HACCP to agriculture.
3. 1(b)2 marksAdvise Farmer Rudy on TWO principles of HACCP which he should adopt.
4. 2(a)1 markState ONE economic factor of production, OTHER THAN capital.
5. 2(b)1 markWorking capital is one type of capital in agricultural business. Name the OTHER type of capital.
6. 2(c)2 marksGive TWO reasons to show how acquiring capital allows the farmer to improve business profitability through economies of scale.
7. 3(a)(i)1 markWhat is the smallest inorganic component of soil?
8. 3(a)(ii)1 markName ONE OTHER inorganic component of soil.
9. 3(b)(i)1 markIdentify the soil type from the data in Table 1.
10. 3(b)(ii)1 markSuggest ONE method, with a reason, of managing this soil to improve its productivity.
11. 4(a)2 marksIdentify the structures labelled A and B in Figure 1 showing a cross-section of a monocotyledonous stem.
12. 4(b)(i)1 markWhy is the potted plant put in a dark cupboard?
13. 4(b)(ii)1 markState the results of the test for starch on the covered leaves.
14. 5(a)(i)1 markName ONE OTHER component of the egg.
15. 5(a)(ii)1 markState the function of the component named in (a)(i).
16. 5(b)2 marksIdentify ONE shell defect other than thin shell and briefly explain its effect on the shelf life of eggs.
17. 6(a)(i)1 markName ONE species of freshwater fish reared in the Caribbean.
18. 6(a)(ii)1 markName ONE method used to harvest fish in aquaculture.
19. 6(b)2 marksBriefly explain what advice the Fisheries Officer should give to the farmer with respect to water supply.
20. 7(a)(i)1 markWhat is meant by the term, 'gross farm income'?
21. 7(a)(ii)2 marksDistinguish between gross margin and net profit.
22. 7(b)(i)5 marksConstruct a table with the headings 'Fixed costs', 'Variable costs', and 'Farm income', and categorise the provided list of sales and expenses.
23. 7(b)(ii)4 marksCalculate Farmer Tiwary's gross farm income and net farm income, showing all working.
24. 8(a)1 markBriefly explain the main difference between 'mixed farming' and 'mixed cropping'.
25. 8(b)2 marksList TWO disadvantages of monoculture in plantation crops.
26. 8(c)6 marksExplain giving THREE reasons why intercropping papaya (paw paw) with pumpkin using organic farming may be considered an acceptable crop combination.
27. 8(d)3 marksIdentify THREE ways by which the farmer can maintain field fertility using practices compatible with organic farming methods.
28. 9(a)3 marksGive ONE reason for using litter in a deep litter broiler system and name TWO OTHER materials suitable for use as litter.
29. 9(b)(i)2 marksSuggest the name of the disease affecting the chicks, and identify ONE OTHER symptom of the disease.
30. 9(b)(ii)1 markHow should the birds be treated to overcome the disease?
31. 9(b)(iii)3 marksSuggest THREE measures to be taken to avoid a recurrence of the disease when introducing a new batch of chicks.
32. 9(c)3 marksExplain what may have caused the death of the rabbits.