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 1:

  The most suitable planting pattern for a mechanized farm which is mono cropped is

  Options:
  A) band placement
  B) drilling
  C) top dressing
  D) side dressing
  Show Answer
  The correct answer is B .
• Question 2:

  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 3:

  Ginger is propagated by

  Options:
  A) suckers
  B) rhizomes
  C) seeds
  D) tuber
  Show Answer
  The correct answer is B .
• Question 4:

  An increase in supply of agricultural produce can be caused by the following factors except

  Options:
  A) reduced cost of production
  B) favourable weather conditions
  C) reduced taxation
  D) consumers buying less products
  Show Answer
  The correct answer is D .
• Question 5:

  The following are importance of agriculture except

  Options:
  A) Provision of food
  B) Provision of employment opportunities
  C) Lack of good food
  D) Provision of market for industrial goods
  Show Answer
  The correct answer is C .
• Question 6: A regulatory control of diseases in crop production is Options:
  A) rouging
  B) quarantine
  C) crop rotation
  D) soil tillage
  Show Answer
  The correct answer is B .
• Question 7:

  The following are the advantages of the sprinkler method of irrigation except

  Options:
  A) The system can be made automatic
  B) They are portable making them suitable for use
  C) Rate of application of irrigation water can be controlled
  D) The method may be difficult for local farmers to use
  Show Answer
  The correct answer is D .
• Question 8:

  The tree species commonly planted for pulp wood is

  Options:
  A) Gmelina
  B) Cassia
  C) Alibiza
  D) Tectona
  Show Answer
  The correct answer is A .
• Question 9:

  Andropogon gayanus is commonly called

  Options:
  A) guinea grass
  B) elephant grass
  C) gamba grass
  D) spear grass
  Show Answer
  The correct answer is C .
• Question 10:

  

  Use the diagram below to this answer this question.

  This type of root is associated with

  Options:
  A) nitrogen fixation
  B) photosynthesis
  C) storage of organic acids
  D) storage of minerals
  Show Answer
  The correct answer is A .