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 21:

  Which one of these is not a factor that affect change in supply of agricultural produce?

  Options:
  A) Technology
  B) Changes in the cost of production
  C) Changes in prices of commodity
  D) Fixed cost
  Show Answer
  The correct answer is D .
• Question 22: Jute and kenaf thrive well in a soil that is Options:
  A) clayey
  B) sandy loam
  C) clayey loam
  D) humus.
  Show Answer
  The correct answer is B .
• Question 23:

  What is crop rotation?

  Options:
  A) Growing of crops one after the other in a particular sequence
  B) Growing more than one crop at a time
  C) Growing of an associate crop in between the rows of the main crop
  D) Growing of crops together in strips
  Show Answer
  The correct answer is A .
• Question 24:

  In ponds, fish is usually caught with the following except

  Options:
  A) Pollution
  B) Hook and line
  C) Fish trap
  D) Cast net
  Show Answer
  The correct answer is A .
• Question 25:

  

  From the curve above, at what point is it advisable for the farmer to stop further addition of input?

  Options:
  A) I
  B) II
  C) III
  D) IV
  Show Answer
  The correct answer is C .
• Question 26: In crop production, ginger is propagated by Options:
  A) seed
  B) bulb
  C) rhizome
  D) corm
  Show Answer
  The correct answer is C .
• Question 27: Piglet anaemia can be controlled by using Options:
  A) sulphur drugs
  B) iron drugs
  C) anthelmintics
  D) antibiotics
  Show Answer
  The correct answer is B .
• Question 28:

  To which of the following crops does the term 'ginning' apply?

  Options:
  A) kenaf
  B) cocoa
  C) groundnut
  D) cotton
  Show Answer
  The correct answer is D .
• Question 29:

  The most suitable source of power for stationary equipment on the farm is

  Options:
  A) machinery
  B) electricity
  C) animal
  D) man
  Show Answer
  The correct answer is B .
• Question 30:

  Which of the following best describes agricultural marketing?

  Options:
  A) The process of producing agricultural goods
  B) The transportation of agricultural products to consumers
  C) The storage and preservation of agricultural goods
  D) The promotion and selling of agricultural products
  Show Answer
  The correct answer is D .