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 111:

  In encouraging farmers to produce more of a particular crop, the Nigerian government has helped farmers in marketing that crop through the establishment of

  Options:
  A) rural schools of agriculture
  B) markets for the sale of crops
  C) marketing boards
  D) rural extension offices
  Show Answer
  The correct answer is C .
• Question 112:

  Which of the following classes of nutrient is used only for energy production in farm animals?

  Options:
  A) Protein
  B) Minerals
  C) Fat and oil
  D) Carbohydrates
  Show Answer
  The correct answer is D .
• Question 113:

  The method of irrigation suitable for use on a steep slope is

  Options:
  A) sprinkler irrigation
  B) flood
  C) furrow irrigation
  D) shadoof
  Show Answer
  The correct answer is D .
• Question 114:

  The part of the ruminant stomach from which digestive juices secreted is the

  Options:
  A) Rumen
  B) Reticulum
  C) Abomasum
  D) Paunch
  Show Answer
  The correct answer is C .
• Question 115:

  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 116:

  What are abiotic factors in an agricultural ecosystem?

  Options:
  A) Factors related to the living organisms
  B) Factors related to the availability of nutrients
  C) Factors related to the climate and weather
  D) Factors related to the physical environment
  Show Answer
  The correct answer is D .
• Question 117:

  The commonest method of land tenure in Nigeria is

  Options:
  A) Outright purchase
  B) State allocation
  C) Pledge
  D) Inheritance
  Show Answer
  The correct answer is D .
• Question 118:

  Fertile soil is one which

  Options:
  A) which easily drained
  B) is well aerated
  C) can produce a good harvest of cowpea
  D) contain all essential plant nutrients in suitable proportion
  Show Answer
  The correct answer is D .
• Question 119:

  

  Use the diagram below to answer this question.

  The structure labeled I represents a

  Options:
  A) root tuber
  B) groundnut
  C) root nodule
  D) root hair.
  Show Answer
  The correct answer is D .
• Question 120:

  Oil palm trees do well in soils with pH level of

  Options:
  A) 2.5 - 3.5
  B) 3.5 - 4.5
  C) 5.5 - 6.5
  D) 6.5 - 7.5
  Show Answer
  The correct answer is C .