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 71: The following are advantages of sub-surface irrigation except that Options:
  A) it is suitable for soils with low water holding capacity
  B) it can be used only for specific types of crops
  C) the rate of evaporation is greatly reduced
  D) it reduces the incidence of pests
  Show Answer
  The correct answer is B .
• Question 72:

  Which of the following agricultural extensions aims at reaching a large number of farmers at the same time?

  Options:
  A) mass method
  B) group method
  C) individual method
  D) contact method
  Show Answer
  The correct answer is A .
• Question 73:

  In poultry nutrition, the minerals that prevent the laying of thin-shelled eggs are

  Options:
  A) calcium and phosphorus
  B) sodium and calcium
  C) phosphorus and sodium
  D) sulphur and phosphorus
  Show Answer
  The correct answer is A .
• Question 74:

  Ginning is a method of processing

  Options:
  A) cocoa
  B) cotton
  C) oil palm
  D) palm kernel oil
  Show Answer
  The correct answer is B .
• Question 75:

  A good silage should be free of

  Options:
  A) moulds
  B) nutrients
  C) moisture
  D) fibre
  Show Answer
  The correct answer is A .
• Question 76:

  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 77:

  The animal dungs are used as_____to improve the soil fertility

  Options:
  A) inorganic manure
  B) organic manure
  C) content
  D) mulch
  Show Answer
  The correct answer is B .
• Question 78:

  The following steps are necessary when establishing a fish pond except

  Options:
  A) Moisture
  B) Site selection
  C) General survey
  D) Clearing and stumping of site
  Show Answer
  The correct answer is A .
• Question 79:

  A piece of land is said to be on lease to a farmer when the land is

  Options:
  A) inherited from the father
  B) given to him as a gift
  C) given as compensation
  D) given for a specific period on rental basis
  Show Answer
  The correct answer is D .
• Question 80:

  What is the primary focus of animal husbandry in agriculture?

  Options:
  A) Veterinary care for domestic pets
  B) Protection of wildlife habitats
  C) Breeding and management of farm animals
  D) Crop cultivation for livestock feed
  Show Answer
  The correct answer is C .