GET MARKING SCHEMES FROM HERE

SECTION A (30MKS)

Answer all the questions in this section in the spaces provided.

1. Givefour advantages of large scale farming.                                                                     (2mks)

2a) Define nomadic pastoralism                                                                                             (1mk)

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b) State two advantages of nomadic pastoralism.                                                                   (1mk)

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3. Statefour factors which determine soil depth.                                                                   (2mks)

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

4. Givefour natural factors that would encourage the gully erosion on a farm.                    (2mks)

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5. Statefour ways in which trees help in soil conservation.                                                   (2mks)

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6. Statefour disadvantages of communal land tenure system.                                               (2mks)

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

7. Statefour factors that should be considered when selecting a forage crop species to be established in a given area.                                                                                                       (2mks)

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

8. What do you understand by the following terms.                                                               (3mks)

Seed dressing

………………………………………………………………………………………………………

Seed inoculation

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Chitting

………………………………………………………………………………………………………

9. Givetwo advantages of compound fertilizers                                                                     (1mk)

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10. Statetwo effects of varying spacing in maize production.                                               (2mks)

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11. Statefour symptoms of viral diseases in crop production.                                               (2mk)

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12. Listfour branches of livestock farming.                                                                           (2mks)

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13. Namefour varieties of dry beans                                                                                      (2mks)

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14. Givefour precautions taken to prevent pest attack in stored produce.                             (2mks)

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15. What is organic farming?                                                                                                  (1mk)

………………………………………………………………………………………………………

SECTION B (20MKS)

16. Study the diagrams below carefully and answer the questions that follow.

a)Identify the pests labelled A and B                                                                                     (2mks)

………………………………………………………………………………………………………

b) Statetwoaffects the pest labelled A causes on a maize plant.                                            (2mks)

………………………………………………………………………………………………………………………………………………………………………………………………………………c) Listthree effects of pest B in stores.                                                                          (3mks)

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

d)State three methods of controlling striga weed.                                                                 (3mks)

See also  PHYSICS Paper 3 Confidential-Questions and Answers

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

17.The diagram below shows a field management practice carried out on a fruit crop.Study it carefully and answer the question that follow.

a) Identify the practice                                                                                                            (1mk)

………………………………………………………………………………………………………

b) Givetwo reasons for carrying out the above practice.                                                        (2mks

………………………………………………………………………………………………………………………………………………………………………………………………………………c) Statethree reasons for storing beans after harvesting.                                                           (3mks)

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

d) Statethree advantage of processing farm produce.                                                            (3mks)

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e) Define the term drainage.                                                                                                   (1mk)

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SECTION C (40MKS)

Answer any two questions from this section in the spaces provided.

18a) Describe eight farming activities that would encourage soil erosion                            (8mks)

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b) Describe the harvesting of cotton.                                                                                     (8mks)

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

c) Describe seedbed preparation for carrot production.                                                         (4mks)

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

19a) Describeten factors that would determine the nutrient content of hay.             (10mks)

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

b)Describe ten advantages of using organic matter for mulching.                                     (10mks)

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

20a)Explain six morphological features of weeds that influence selectivity of herbicides.(6mks)

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b)Give five disadvantages of zero grazing system.                                                                (5mks)

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c)Describe nine factors considered in the selection of planting materials.                             (9mks) ………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

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