Agricultural-Science Exam Past Questions and Answers | JAMB, WAEC and NECO

Agricultural science studies farming practices, including soil cultivation for growing crops and raising animals for food, wool, and other products.

• Question 411:

  Heavy infestation of liver fluke causes poor absorption of fats in livestock by

  Options:
  A) blocking bile ducts thus preventing flow of bile
  B) destroying fat-digesting enzymes
  C) reducing ingestion of fats
  D) inhibiting the action of digestive enzymes
  Show Answer
  The correct answer is D .
• Question 412:

  The wear and tear of farm structures over time is described as

  Options:
  A) appreciation
  B) depreciation
  C) capitalization
  D) salvage value
  Show Answer
  The correct answer is B .
• Question 413:

  To which of the following crops does the term 'ginning' apply?

  Options:
  A) kenaf
  B) cocoa
  C) groundnut
  D) cotton
  Show Answer
  The correct answer is D .
• Question 414:

  Which of the following is not a branch of agriculture?

  Options:
  A) Horticulture
  B) Forestry
  C) Agronomy
  D) Zoology
  Show Answer
  The correct answer is D .
• Question 415:

  The most appropriate farm machinery for breaking soil is the

  Options:
  A) harrow
  B) plough
  C) ridger
  D) tractor
  Show Answer
  The correct answer is B .
• Question 416: Which of the following diseases commonly occur during brooding? I. yolk sac infection II. coccidiosis III. fowlpox IV. pullorum Options:
  A) I,II and III only
  B) I,II and IV only
  C) I,III and IV only
  D) I,II,III and IV
  Show Answer
  The correct answer is B .
• Question 417:

  Which of the following methods of storage is used for grains

  Options:
  A) Barns
  B) Cribs
  C) Silos
  D) Refrigerators
  Show Answer
  The correct answer is C .
• Question 418: Cassava mosaic disease is transmitted by Options:
  A) Heteroligus meles
  B) Maruca testulalis
  C) Sesamia spp
  D) Bemisia nigerensis
  Show Answer
  The correct answer is D .
• Question 419:

  Maize is a very important crop because apart from serving as a staple, it

  Options:
  A) is ploughed into the soil to increase fertility
  B) can be processes into corn flakes
  C) forms the base of most livestock feeds
  D) is used for producing germ oil
  Show Answer
  The correct answer is C .
• Question 420: Limitations of farm mechanization in West Africa do not include Options:
  A) land fragmentation
  B) high capital investment
  C) availability of spare parts
  D) high level technical know-how
  Show Answer
  The correct answer is A .