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 171:

  _______ is a secondary tillage implement

  Options:
  A) Harrow
  B) Plough
  C) Ridger
  D) Disc plough
  Show Answer
  The correct answer is A .
• Question 172:

  What are the primary benefits of agricultural extension services?

  Options:
  A) Preservation of traditional farming practices
  B) Enhanced knowledge and skills of farmers
  C) Increased crop diversity and yield
  D) Improved market access for agricultural products
  Show Answer
  The correct answer is C .
• Question 173:

  Which of the following is a method of plant propagation that involves the use of plant parts?

  Options:
  A) Seed propagation
  B) Tissue culture
  C) Layering
  D) Grafting
  Show Answer
  The correct answer is D .
• Question 174: Agriculture contributes to the economy of West African Countries through the following means except Options:
  A) reduction of poverty through job creation
  B) supply of armaments for territorial defence
  C) provision of foreign exchange
  D) supply of raw materials to industries
  Show Answer
  The correct answer is B .
• Question 175:

  Which one of these is not an advantage of newspaper as agricultural extension teaching methods?

  Options:
  A) It is restricted to only few literate farmer
  B) The pictures they often carry serves as useful teaching aids
  C) They are less expensive
  D) They can also be used in areas where there is no electricity
  Show Answer
  The correct answer is A .
• Question 176:

  Improvement of yam through breeding is difficult because

  Options:
  A) it possesses no sexual reproductive system
  B) naturally growing types have to be used
  C) its rapid multiplication is very difficult
  D) its genes do not segregate
  Show Answer
  The correct answer is A .
• Question 177:

  Ginger is propagated by

  Options:
  A) suckers
  B) rhizomes
  C) seeds
  D) tuber
  Show Answer
  The correct answer is B .
• Question 178: The weight of a sheep increased from 25kg to 45kg in two months. If the total consumption during the period was 60kg,determine the feed conversion ratio. Options:
  A) 1:1
  B) 1:2
  C) 3:1
  D) 4:1
  Show Answer
  The correct answer is C .
• Question 179:

  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 180:

  Which of the following is not a branch of agriculture?

  Options:
  A) Horticulture
  B) Forestry
  C) Agronomy
  D) Zoology
  Show Answer
  The correct answer is D .