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 221:

  An important farm machine used for coupling many implements is

  Options:
  A) disc harrow
  B) harvester
  C) tractor
  D) plough
  Show Answer
  The correct answer is C .
• Question 222:

  Preservation of fish prevents the following except

  Options:
  A) Injury
  B) Spoilage
  C) Destruction
  D) Processing
  Show Answer
  The correct answer is D .
• Question 223:

  Which of the following is a form of land ownership in which an individual holds complete ownership and control over a piece of land?

  Options:
  A) Tenancy
  B) Freehold
  C) Leasehold
  D) Commonhold
  Show Answer
  The correct answer is B .
• Question 224:

  What is the relationship between demand and supply in agriculture?

  Options:
  A) Demand in agriculture is independent of supply
  B) Demand and supply in agriculture are interdependent
  C) Supply in agriculture is determined solely by demand
  D) Demand and supply in agriculture are unrelated
  Show Answer
  The correct answer is B .
• Question 225:

  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 226:

  All but one are qualities of a good extension worker

  Options:
  A) Organisational Ability
  B) Clear Judgement
  C) Initiative
  D) Involvement in local politics
  Show Answer
  The correct answer is D .
• Question 227:

  Which of the following is an important aspect of livestock management in agriculture?

  Options:
  A) Irrigation scheduling
  B) Fertilizer application rates
  C) Animal health and welfare
  D) Crop rotation techniques
  Show Answer
  The correct answer is C .
• Question 228:

  What is the primary purpose of processing facilities in agriculture?

  Options:
  A) To process raw agricultural materials into value-added products
  B) To provide shelter and housing for livestock
  C) To package and label agricultural products
  D) To store and preserve harvested crops
  Show Answer
  The correct answer is A .
• Question 229:

  The hormone responsible for milk let down in female farm animals is

  Options:
  A) testosterone
  B) FSH
  C) Oxytosin
  D) androgen
  Show Answer
  The correct answer is C .
• Question 230:

  Rain water is made available to crops through

  Options:
  A) evaporation
  B) transpiration
  C) surface drainage
  D) root absorbtion
  Show Answer
  The correct answer is D .