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1. To facilitate mechanical harvesting of cereals, it is better to

A. make all of them disease-resistant
B. ensure that they are free from pest attack
C. ensure they all have uniform height
D. make sure they are – maturing

2. One of the problems facing agricultural development in West Africa is

A. inadequate financing
B. unavailability of productive land
C. low income of consumers
D. inadequacy of industries

3. What action of government may be considered as granting of subsidies to farmers?

A. Giving low interest loans to farmers
B. Providing hire purchase services
C. Supplying agrochemicals at reduced cost
D. Providing free non-formal education to farmers

4. Which of the following are advantages of the communal land ownership system? l. Every member of the community has a piece of land on which of farm.ll. Co-operative farming is possible under this system. III . Large scale farming is encouraged . IV Land can be used as a security for loans.

A. l and ll only
B. ll and lll only
C. l and lll only
D. lll and IV only

5. A socio-economic factor which affects the availability of land for agricultural use in West Africa is

A. soil type
B. population growth
C. rainfall distribution
D. working capital

6. Which of the following crop system would lead to continuous sustenance of soil fertility? I. crop rotation II. land rotation III. monoculture IV. monocropping

A. I and II only
B. I and III only
C. II and III only
D. I, II and III only

7. Which of the following factors affects the onset of flowering in crops?

A. Atmospheric pressure
B. Wind
C. Day length
D. Rainfall

8. Marble is a metamorphic rock formed from

A. limestone
B. quartzite
C. shale
D. schist

9. Which of the following statements best describes sediment rocks?

A. pre-existing rocks in which the original mineral has undergone change
B. weathered rock transported by wind to other places
C. molten magma which has cooled down and solified
D. rocks formed from breaking deposition and re-cementation of pre-existing rocks

10. The rock weathering process involving the equation; $CaCO_3+H_{2}CO_3 \longrightarrow Ca(HCO_{3})_{2}$ is called

A. carbonation
B. hydration
C. hydrolysis
D. oxidation

11. When compost is added to said, it

A. reduces the activities of living organisms
B. increases the porosity of the soil
C. increases water-holding capacity of the soil
D. decreases the soil acidity

12. Soils can become acidic as a result of the continuous application of

A. single superphosphate
B. sulphate of ammonia
C. muriate of potash
D. NPK 15: 15: 15

13. Which of the following species of bacteria lives symbiotically in root nodules of legumes?

A. Azotobacter
B. Clostridium
C. Nitrobacter
D. Rhizobium

14. Plant nutrients are restored during the fallow period through

A. reduced soil erosion
B. accumulation of soil organic matter
C. reduced evaporation from the soil
D. accumulation of farmyard manure

15. The processes by which animals release carbon dioxide into the air are

A. respiration and decay
B. respiration and ammonification
C. nitrification and decay
D. denitriflcatin and ammonification

16. Which of the following practices leads to land degradation in the savanna zones of West Africa? l. Constant annual bushfire ll. Overgrazing of grassland lll. Application of cattle manure. IV. Cutting of woody species for fuel wood

A. l,ll and lll only
B. l, ll and lV only
C. ll, lll, and IV only
D. l, ll, lll and lV

17. A 100kg NPK 15: 15: 15 compound fertilizer has a filler make -up weight of

A. 30kg
B. 40kg
C. 45kg
D. 55kg

18. One of the main disadvantages of mechanical tillage is the

A. low intial cost of equipment
B. need for special training before machines can be used
C. use of heavy equipment leading to soil compaction
D. use of foreign exchange to purchase machine parts

19. Which of the following factors affect the work rate of draught animals? l. Feed intake ll. Breed of animal III. Harness for hitching. IV. Height of animal

A. l, ll and lll only
B. l, ll and IV only
C. ll, lll and IV only
D. l, ll, lll and IV

20. Which of the following features could lead to wrong reading on a prismatic compass?

A. A big tree
B. Wind direction
C. A pond
D. Magnetic attraction

21. Which of the following steps gives a correct sequence for surveying a farmstead?

A. Reconnaissance → preliminary survey → mapping
B. mapping → reconnaissance → preliminary survey
C. preliminary survey → reconnaissance → mapping
D. preliminary survey → mapping → reconnaissance

22. The characteristic of draught animals which does not influence traction effort is

A. age
B. sex
C. breed of animal
D. meat quality

23. The branch of horticulture that deals with the production of vegetables is called

A. pathology
B. olericulture
C. floriculture
D. pomology

24. Pruning is carried out to 1. control the size of the plants ll. obtain clean and attractive fruits III. ensure correct spacing of trees

A. l and ll only
B. l and lll only
C. ll and lll only
D. l, ll and lll

25. Which of the following characteristics is not true of tree species used in alley cropping?

A. Shallow rooting system
B. Regenerate rapidly after pruning
C. Excellent canopy formation
D. Capable of fixing atmospheric nitrogen

26. Insect damage to crops takes the form of

A. chewing, grinding and sucking
B. grinding, piercing and chewing
C. piercing, sucking and grinding
D. chewing , sucking and piercing

27. One disadvantage of vegetative propagation is that

A. fruits are small in size
B. viral diseases are transferred to offspring
C. plants are true to type
D. plants take a long time to mature

28. Which of the following factors should be considered when sowing seeds in the field? l. Time of sowing ll. Plant density III. Depth of sowing. IV. Method of sowing.

A. l and ll only
B. l, ll and lll only
C. lll and IV only
D. l, ll, lll and IV

29. Which of the following groups require winnowing during processing?

A. Fruits
B. Cereals
C. Tubers
D. Vegetables

30. A farmer who plants African Marigold between his crops has the intention of controlling

A. bacteria
B. viruses
C. fungi
D. nematodes

31. If the spacing of a crop is $3.6m \times 4.5m $, determine the crop population per hectare

A. 769
B. 617
C. 494
D. 408

32. An example of a piercing and sucking insect-pest of crops is a

A. mealy bug
B. grasshopper
C. weevil
D. termite

33. If rows are spaced 1.0m apart with one plant per stand, determine the spacing between stands in order to obtain a plant population of 40,000/ha

A. 0.25m
B. 0.40m
C. 0.50m
D. 1.00m

34. Calculate the number of yam setts planted at a spacing of 1.0m by 1.0m on a hectare of land

A. 1,000 setts
B. 2,500 setts
C. 5, 000 setts
D. 10,000 setts

35. Some plants are suitable for decorating living rooms because of their

A. ability to endure low light intensity
B. low respiration rate
C. ability to retain water
D. low resistance to disease

36. Cappling and staking are important cultural practices in the cultivation of

A. sweet potatoes
B. tomatoes
C. yams
D. groundnuts

37. An important function of mulching is that it

A. increases soil temperature
B. provides soil with nutrients
C. conserves moisture in the soil
D. increases rate of evaporation

38. The removal of sheath on maize cob is referred to as

A. winnowing
B. shelling
C. dehusking
D. milling

39. Which of the following sequences describes the steps in making hay?

A. Cut, dry and bale
B. Dry, ferment and bale
C. Cut, wilt and bale
D. Bale, dry and cut

40. One disadvantage of using bamboo troughs water for poultry is that they

A. can be chewed up the birds
B. are susceptible to algal growth
C. break easily when they fall
D. contaminate the water put in them

41. The characteristic odour in billy goats can be removed through

A. docking
B. castrating
C. drenching
D. dipping

42. A cattle breed in West Africa tolerant to trypanosomiasis is

A. White Fulani
B. Sokoto Gudali
C. N’ dama
D. Friesian

43. A consequence of pasture littered with polythene materials is that

A. animals could slip and fall frequently
B. the alimentary canal of farm animals could be blocked
C. the meterial could poison the animals
D. it improves the quality of the pasture

44. Which of the following statements about colostrum is false? it is

A. an evaporated milk
B. the first milk produced after parturition
C. high in antibodies
D. rich in proteins and vitamins

45. Meat obtained from cattle of less than one year old is called

A. beef
B. chevon
C. veal
D. pork

46. Which of the following characteristics is not important in beef cattle production? l. Increased butter-far percentage ll. High feed conversion efficiency. III. High yield of lean meat

A. l only
B. l and ll only
C. ll and lll only
D. l, ll and lll

47. The following are systems of mating in farm animals: l. stud mating ll. artificial insemination. lll. pen mating IV herd mating

A. l only
B. l and ll only
C. l,ll,lll and IV
D. l, ll and lll only

48. A disease of rabbit caused by a protozoan is

A. infectious bronchitis
B. coccidiosis
C. anthrax
D. milk fever

49. The common name of Axonopus compressus is

A. carpet grass
B. spear grass
C. guinea grass
D. bahama grass

50. Which of the following groups of cattle are tropical breeds?

A. Friesian, Kuri and White Fulani
B. N’ dama, Sokoto Gudali and Muturu
C. Kuri, Sokoto Gudali and Jersey
D. Muturur, N’ dama and Friesian

51. The following substance are excretory products in farm animals except l. blood ll. sweet lll. Urine

A. l only
B. ll only
C. lll only
D. ll and lll only

52. The following are signs of ill-health in farm animals except

A. uncoordinated gift
B. dull eyes
C. high body temperature
D. increased appetite

53. Which of the following factors should be considered when building a rabbit hutch? l. safety and comfort of rabbits ll. ease of maintenance and cleaning lll day length

A. l and ll only
B. l and lll only
C. ll and lll only
D. l,ll and lll

54. Heat in farm animals can be detected by the following signs except

A. redness of the vulva
B. low blood temperature
C. loss of appetite
D. frequent urination

55. Which of the following organs forms a barrier between an animal and its external environment?

A. Urinary bladder
B. Stomach
C. Lung
D. Skin

56. Demand is said to be price elastic, if the absolute value of price elasticity of demand is

A. greater than one
B. less than one
C. one
D. zero

57. Which of the following activities are functions of agricultural marketing boards in West Africa? l. Price stabilization within seasons. ll. Harvesting of the farm produce lll. Grading and standardization of produce . Iv Market research for produce

A. l and ll only
B. ll and lll only
C. ll, lll and lV only
D. l, lll and lV only

Use the information provided in the table above to answer questions 58 and 59.

58. Determine the market supply when the price is ₦4,000.00

A. 77,000kg
B. 70,000kg
C. 55,000kg
D. 35,000kg

59. Calculate the percentage change in the total quantity supplied if the decreases from ₦5,000.00 per kg to ₦ 3,000.00 per kg

A. 85%
B. 71%
C. 41%
D. 29%

60. The most important objective of agricultural extension education is to

A. organize farmers for research work
B. help farmers to produce more efficiently
C. mobilize resources for town development projects
D. help farmers to plan their families well