Agriculture Questions - Alliance Boys High School Post Mock KCSE 2020

INSTRUCTIONS.

• Answer ALL questions in this section on the space provided.
• In section C, attempt any two questions

SECTION A ( 40 MARKS)

1. State four factors that inflence the quality of farmyard manure.(2 mark
2. State four ways in which crop pests are classified. (2 marks)
3. Name two varieties of sorghum grown in Kenya. (1 marks)
4. State four reasons why agriculture is important to Kenya's economy (2 marks)
5. Give two reasons why the use of fire is discouraged in land clearing.(1 marks)
6. What is meant by the term integrated pest management? (2 marks)
7. State four farming practices that ensure minimum tillage (2 marks)
8. Name four organic farming practices (2 mks)
9. State four factors that determine the choice of water pipes used on the farm (2 marks)
10. Name two sources of underground water. (1 marks)
11.  
    1. Name two types of inventory records kept on the farm .(1 mark)
    2. State two uses of inventory records on a farm. (1 mark)
12. State three qualities of certified seeds. (1marks)
13. State four item details contained in a sales receipt (2 mark)
14. State four characteristics of extensive fanning system. (2 marks)
15. State four minimum tillage practices. (2 marks)
16. Give four factors that are considered when selecting a nursery site. (2 marks)
17. State two reasons for rolling in wheat crop productivity. (2marks)
18. Give four roles of cost agricultural economics. (2 marks)
19. Distinguish between seed dressing and seed inoculation. (2 marks)
20. Give three reasons for cutting back in pyrethrum. (1% marks)
21. State the basic concepts of economics (3 marks)
22. Give four reasons why burning of land is discouraged. (2 marks)
    
    Section B (20 marks)
23. The diagram below shows a weed
    
    
    1. Identify the weed. (1 mark)
    2. Using features on the diagram, give two reasons why it is difficult to eradice the above weed. (2 mark)
    3. State two ways in which the weed is economically important. (2 marks)
24. A farmer is advised to apply 60 kg N, 20 kg P205 and 30 kg K20 per hectare. Calculate the quantity of urea (46% N), single super phosphate (20% P205) and muriate of potash (50% K20) the farmer should apply on his 10 hectares land (5 marks)
25. Below is a graphical representation of a law in agricultural economics. Study the graph carefully and answer the questions that follow:
    
    
    1. Identify the law illustrated by the graph. (1 mark)
    2. Explain how each additional unit of fertilizer input relates to the total output of maize in phases 1 and 11. Phase II and Phase III
       and give one reason in each case (6 mark)
    3. State the importance of the law identified in (i) above to the maize farmer. (1 mark)
    4. State any two uses of a balance sheet. (2 marks)
       
       SECTION C (40 MARKS)
       Attempt only two questions in this section
26.  
    1. Describe seven harmful effects of crop pests. (7 marks)
    2. Describe eight safety measures a farmer should observe when using herbicides to control weeds. (8 marks)
    3. Describe the harvesting of coffee. (5 marks)
27.  
    1. Give five reasons why early defoliation is discouraged in pasture utilisation. (5 marks)
    2. Described five field management practices for onions. (5 marks)
    3. State five disadvantages of communal land tenure system. (5 marks)
    4. Describe 5 ways of improving labour efficiency 28.
28.  
    1. Outline the information contained in a purchase order. (5 marks)
    2. Describe the harvesting of tea. (6 marks)
    3. The following is a farm record Mr. Makau had kept as at 30th June 2011. Study it carefully and prepare a balance sheet for the farm.(7marks)
       Equity loan - 180,000
       Equity overdraft - 24,000
       Working tools - 30,000
       Cash at hand - 15,000
       Cash in bank - 50,000
       Buildings - 60,000
       Debtors - 18,000
       Goats - 48,000
       Land - 70,000
       Creditors - 49,000
       Ox plough - 20,000
    4. Is Mr. Makau business solvent or insolvent? Explain (2 marks)