Crop Management · CSEC Agricultural Science

37 past-paper questions on Crop Management, part of Section B: Crop Production, from every CSEC Agricultural Science paper on Quelpr.

1. 8(a)3 marks· CSEC Agricultural Science · 2010 (second paper) · Paper 2List THREE ways by which weeds can affect the growth and yield of crops.
2. 8(b)(i)1 mark· CSEC Agricultural Science · 2010 (second paper) · Paper 2Farmer Dillon cultivates maize on a two-hectare plot and controls weed growth with a locally available weedicide. Categorize weedicide use as either manual, mechanical, chemical or cultural control.
3. 8(b)(ii)2 marks· CSEC Agricultural Science · 2010 (second paper) · Paper 2After continued use of the weedicide, broad leaf weeds disappeared but other weeds persisted. Give TWO likely reasons for this observation.
4. 8(b)(iii)4 marks· CSEC Agricultural Science · 2010 (second paper) · Paper 2Describe TWO cultural practices Farmer Dillon can use on his farm to control weed growth.
5. 8(b)(iv)2 marks· CSEC Agricultural Science · 2010 (second paper) · Paper 2Identify TWO methods of mechanical weed control.
6. 4(a)4 marks· CSEC Agricultural Science · May/June 2007 · Paper 2Suggest FOUR non-chemical ways of controlling weeds in vegetable crops.
7. 4(b)(ii)2 marks· CSEC Agricultural Science · May/June 2007 · Paper 2Explain why Raoul should NOT mix the weedicide and insecticide together in the knapsack sprayer.
8. 8(a)1 mark· CSEC Agricultural Science · May/June 2008 · Paper 2Briefly explain the main difference between 'mixed farming' and 'mixed cropping'.
9. 8(b)2 marks· CSEC Agricultural Science · May/June 2008 · Paper 2List TWO disadvantages of monoculture in plantation crops.
10. 8(c)1 mark· CSEC Agricultural Science · May/June 2009 · Paper 2Name ONE variety of sweet potato recommended for planting in the Caribbean.
11. 8(a)3 marks· CSEC Agricultural Science · May/June 2010 · Paper 2List THREE ways weeds affect crop growth and yield.
12. 8(b)(i)1 mark· CSEC Agricultural Science · May/June 2010 · Paper 2Categorize the use of weedicides as manual, mechanical, chemical, or cultural control.
13. 8(b)(ii)2 marks· CSEC Agricultural Science · May/June 2010 · Paper 2Give TWO reasons why broadleaf weeds disappeared while other weeds remained after repeated herbicide applications.
14. 8(b)(iii)4 marks· CSEC Agricultural Science · May/June 2010 · Paper 2Describe TWO cultural practices that can be implemented to manage weeds on the maize farm.
15. 8(b)(iv)2 marks· CSEC Agricultural Science · May/June 2010 · Paper 2Identify TWO methods of mechanical weed control.
16. 3(a)2 marks· CSEC Agricultural Science · May/June 2011 · Paper 2Briefly explain how crop rotation reduces pests and diseases.
17. 3(b)2 marks· CSEC Agricultural Science · May/June 2011 · Paper 2A farmer wants to grow corn, sweet potato, beans and lettuce. Complete the crop rotation sequence starting with (1) Corn by filling in positions (2), (3), and (4).
18. 4(b)1 mark· CSEC Agricultural Science · May/June 2011 · Paper 2The plot of yam becomes heavily infested with weeds. State ONE effect this is likely to have on the production of yam.
19. 8(a)(i)2 marks· CSEC Agricultural Science · May/June 2011 · Paper 2State TWO effects that the overuse of fertilisers may have on the environment.
20. 8(a)(ii)1 mark· CSEC Agricultural Science · May/June 2011 · Paper 2State ONE benefit of mulching.
21. 8(b)9 marks· CSEC Agricultural Science · May/June 2011 · Paper 2Compare the cultivating practices (similarities and differences) of a leafy vegetable crop and a root crop grown on flat land under the headings: (i) Land preparation, (ii) Fertiliser application, and (iii) Harvesting…
22. 8(a)(i)1 mark· CSEC Agricultural Science · May/June 2012 · Paper 2Briefly describe the manual method of controlling pests and diseases in agriculture.
23. 8(a)(ii)1 mark· CSEC Agricultural Science · May/June 2012 · Paper 2Briefly describe the mechanical method of controlling pests and diseases in agriculture.
24. 8(a)(iii)1 mark· CSEC Agricultural Science · May/June 2012 · Paper 2Briefly describe the chemical method of controlling pests and diseases in agriculture.
25. 8(c)3 marks· CSEC Agricultural Science · May/June 2012 · Paper 2Suggest THREE possible reasons why the seeds had to be destroyed by the Plant Quarantine Officer.
26. 8(a)(i)2 marks· CSEC Agricultural Science · May/June 2013 · Paper 2Explain the concept of IPM.
27. 8(a)(ii)1 mark· CSEC Agricultural Science · May/June 2013 · Paper 2State ONE advantage of IPM.
28. 8(b)(i)6 marks· CSEC Agricultural Science · May/June 2013 · Paper 2Suggest THREE different IPM measures (other than chemical) which Mr Singh could use to control the weeds and for EACH measure, explain how it will lead to a reduction in weed infestation.
29. 8(b)(ii)3 marks· CSEC Agricultural Science · May/June 2013 · Paper 2Suggest a cropping system, other than monocropping, that will lead to a reduction in weed infestation in Mr Singh's cabbage plot and briefly explain how it will lead to a reduction in weed growth.
30. 8(a)(i)1 mark· CSEC Agricultural Science · May/June 2015 · Paper 2State what is meant by 'moulding'.
31. 8(a)(ii)2 marks· CSEC Agricultural Science · May/June 2015 · Paper 2Identify TWO benefits of moulding.
32. 8(b)(i)2 marks· CSEC Agricultural Science · May/June 2015 · Paper 2Identify EACH pest responsible for the damage shown in Leaf A and Leaf B in Figure 3.
33. 8(b)(ii)2 marks· CSEC Agricultural Science · May/June 2015 · Paper 2Explain TWO ways in which the damage caused by these pests can affect farm profitability.
34. 8(b)(iii)2 marks· CSEC Agricultural Science · May/June 2015 · Paper 2Suggest TWO ways by which these pests can be controlled.
35. 4(b)2 marks· CSEC Agricultural Science · May/June 2017 · Paper 2Suggest TWO ways in which a farmer could reduce the impact of inorganic pesticides on the environment.
36. 8(b)4 marks· CSEC Agricultural Science · May/June 2017 · Paper 2Suggest TWO precautions EACH that Farmer Sampson should observe during and after spraying okra with insecticide to ensure the safe use of pesticides.
37. 8(c)2 marks· CSEC Agricultural Science · May/June 2017 · Paper 2Explain ONE way by which weeds could reduce the yield and quality of tomato fruits.