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 scientific name for guinea grass is

  Options:
  A) panicum maximum
  B) imperata cylindrica
  C) cynodon dactylon
  D) andropogon gayanus
  Show Answer
  The correct answer is A .
• Question 2:

  

  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 3:

  The optimum temperature for storing yam tuber under cold storage is

  Options:
  A) 7°C
  B) 9°C
  C) 13°C
  D) 15°C
  Show Answer
  The correct answer is A .
• Question 4: The most devastating agent of erosion is Options:
  A) wild wind
  B) slope
  C) run-off water
  D) rodents.
  Show Answer
  The correct answer is C .
• Question 5:

  Subsistence agriculture is characterized by

  Options:
  A) used of machines
  B) large scale production
  C) small farm holdings
  D) intensive use of inputs
  Show Answer
  The correct answer is C .
• Question 6:

  All but one are related to surface irrigation?

  Options:
  A) Mole drainage
  B) Natural flooding
  C) Sprinkler irrigation
  D) Check flooding
  Show Answer
  The correct answer is D .
• Question 7:

  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 .
• Question 8: The instrument which enables a surveyor to find the direction of a base line is Options:
  A) abney level
  B) ranging pole
  C) plumb bob
  D) magnetic compass
  Show Answer
  The correct answer is D .
• Question 9:

  Which of the following is an example of farm machinery used for planting seeds?

  Options:
  A) Combine harvester
  B) Harrow
  C) Tractor
  D) Seed drill
  Show Answer
  The correct answer is D .
• Question 10:

  The damage to the stem of maize plants resulting in hollowness and lodging is most likely caused by

  Options:
  A) rodents
  B) grasscutters
  C) stem borers
  D) weevils
  Show Answer
  The correct answer is C .