2023 Agricultural Science objectives for WASSCE(WAEC)

WASSCE/WAEC Agricultural Science (2023) Questions and Answers 1 - 10

1. The storage structure usually installed by the government for bulk storage of grains in West Africa is

2. Rural-urban migration of farm labour could be prevented by

3. The farming system generally recommended for farm settlement scheme is

4. The part of a disc plough to which discs are connected is

5. A combing harvester is mainly used for harvesting

The diagrams below illustrate different sources of farm power. Study them and answer questions 6, 7 and 8

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6. Which of the illustrated sources of farm power is the cheapest?

7. The machinery illustrated in diagram III could be used to power I. Planters II. Dryers III. sprayers

8. Which of the illustrated sources of farm power decreases in efficiency due to constant use?

9. High relative humidity in a brooder house could lead to

10. Day-neutral crops are crops that produce flowers regardles of

WASSCE/WAEC Agricultural Science (2023) Questions and Answers 11 - 20

11. Which of the following tools are used in soil analysis? I. PH meter II. Sieve III. Hygrometer

12. If 200 ml of water was poured on a soil sample in a beaker and 25% of the water drained through the soil, determine the amount of water retained in the soil.

13. Soil structure is described as the

14. A beneficial effect of bush burning is that it

The diagram below illusrates a method of compost making. Study it and answer question 15, 16, and 17

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15. The method of compost making illustrated in the diagram is

16. the part labelled I is used for

17. A material that could be used as starter in the method of compost making illustrated is

18. The bacterium which is responsible for conversion of ammonium cmpounds to nitrites in the nitrogen cycle is

19. Which of the following statements about underground drainage is true?

20. Monocotyledonous crops are characterized by

WASSCE/WAEC Agricultural Science (2023) Questions and Answers 21 - 30

21. Maceration is carried out in the processing of

22. If the seed rate for the cultivation of cowpea is 25kg per hectare, determine the quantityf of cowpea seeds required to cultivate a farmland measuring 100m by 500m

23. Which of the following crops require a nursery?

The diagram below illustrates a farm operation. Study it and answer questions 24 and 25

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24. The illustrated farm operation is known as

25. Examples of crops which require the illustrated farm operation are

26. The reduction of three seedling of maize to two plants per stand is referred to as

27. Seedling are best transplanted in the field

28. Which of the following combinations of NPK fertilizer is recommended for the cultivation of yam and cassava?

29. Post-planting operations in cocoa plantation include I. Rogueing II. Stumping III. Mulching

30. Examples of cover crop are

WASSCE/WAEC Agricultural Science (2023) Questions and Answers 31 - 40

31. Which of the following products is not a primary foret product?

32. A major reason for encouraging afforestation in arid regions of West Africaa is to

33. Ornamental plants are primarily cultivated to

34. cotton tainer is an insect pest of

35. The number of teats in the udder of a cow is

The diagram below illustrates a reproductive process in a farm animal. Study it and answer question 36, 37 and 38

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36. The reproductive process illustrated by the diagram is

37. The parts which protect the foetus from mechanical injury are labelled

38. The foetus obtains dissolved oxygen and nutrients from the dam through the parts labelled

39. Assuming a sow was serviced on May 1 and conceived the same day, the expected date of parturition is

In a poultry farm, 2,000 birds were laying an average of 1,680 eggs per day. Use this information to answer questions 40 and 41

40. What is the percentage of birds that did not lay eggs?

WASSCE/WAEC Agricultural Science (2023) Questions and Answers 41 - 50

41. If an egg tray contains 30 eggs, how many trays of eggs will be collected in one week?

42. Steaming up ration should be fed to

43. Which of the following pairs of livestock diseases could be contracted through inhalation?

44. Which of the following farm enterprise could best be combined with fish farming for mutual benefits? I. Vegetable production II. Beekeeping III. Poultry production

45. A pest of honeybee is

Study the table below and use it to answer question 46 and 47

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46. The useful life represented by Y in the illustrated table above is

47. The total depreciation represented by Z in the illustrated table is

48. Grading of farm produce is important because it

49. The risk of production in agricultural business is borne by the

50. In order to backup extension messages an extension agent should

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