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 51: Which of the following properties of soil determines its water-holding capacity? I. Texture II. pH III. Colour IV. Structure Options:
  A) I and II only
  B) I and IV only
  C) II and III only
  D) III and IV only
  Show Answer
  The correct answer is B .
• Question 52:

  What is the primary purpose of agricultural mechanization?

  Options:
  A) Promoting sustainable irrigation techniques
  B) Increasing crop diversity in farming systems
  C) Reducing labor requirements in agriculture
  D) Enhancing organic farming practices
  Show Answer
  The correct answer is C .
• Question 53:

  The farm machinery used to sow seeds and apply fertilizer at the same time is

  Options:
  A) land clearing
  B) threshing
  C) ploughing
  D) harrowing
  Show Answer
  The correct answer is C .
• Question 54:

  Which of the following factors influence agricultural production is biotic factor?

  Options:
  A) parasite
  B) soil PH
  C) topography
  D) soil texture
  Show Answer
  The correct answer is A .
• Question 55:

  One of the limitation of mechanization of farms is

  Options:
  A) reduction in the cost of production
  B) exposure of soil to the effects of climate
  C) increase in yield of crops
  D) reduction of farm labour
  Show Answer
  The correct answer is A .
• Question 56:

  Dura, Tenera and Pisifera are all cultivated varieties of

  Options:
  A) coconut
  B) oil palm
  C) rubber
  D) banana
  Show Answer
  The correct answer is B .
• Question 57:

  The main processes involved in the marketing of cotton include the following except

  Options:
  A) wedding
  B) processing
  C) grading
  D) packaging
  Show Answer
  The correct answer is A .
• Question 58:

  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 59:

  The process whereby the embryo of a seed resumes growth under favourable conditions is called

  Options:
  A) Plant growth
  B) Germination
  C) Outgrowth
  D) Ingrowth
  Show Answer
  The correct answer is B .
• Question 60:

  Which of the following processes is not used in rice processing

  Options:
  A) Threshing
  B) Winnowing
  C) Perboiling
  D) Fermentation
  Show Answer
  The correct answer is D .