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 111:

  Which of the following factors usually affects the colour of egg yolk?

  Options:
  A) age of the laying hen
  B) type of housing
  C) type of feed
  D) colour of the cock
  Show Answer
  The correct answer is C .
• Question 112:

  Which of the following is not normally a pasture crop?

  Options:
  A) mucuna
  B) centrosema
  C) stylosanthes
  D) giant star grass
  Show Answer
  The correct answer is A .
• Question 113:

  __________is used to create awareness and interest in the new ideas and techniques among the majority of the people

  Options:
  A) mass media method
  B) Individual method
  C) Group method
  D) Many method
  Show Answer
  The correct answer is A .
• Question 114: Which of the following statements is correct about micro-nutrients? They Options:
  A) promote formation of only root nodules
  B) are required by plants in very small quantities
  C) are fixed into the soil through microbial activity
  D) increase crop tolerance to pest attack
  Show Answer
  The correct answer is B .
• Question 115:

  Which of the following fishing gears can be used for total harvesting of pond?

  Options:
  A) hook and line
  B) harpoon
  C) basket trap
  D) dragnet
  Show Answer
  The correct answer is D .
• Question 116:

  Maize grows best on

  Options:
  A) Sandy soil
  B) Sandy-clay soil
  C) Loamy soil
  D) Silty-clay soil
  Show Answer
  The correct answer is C .
• Question 117:

  Which of the following is NOT a component of soil?

  Options:
  A) Organic matter
  B) Water
  C) rubber
  D) Minerals
  Show Answer
  The correct answer is C .
• Question 118:

  Which of the following sources of farm power is most flexible and adaptable to farm operations?

  Options:
  A) animal power
  B) wind power
  C) human power
  D) solar power
  Show Answer
  The correct answer is C .
• Question 119:

  A periodic maintenance activity carried out using a farm tractor is

  Options:
  A) checking of radiator water
  B) checking of tire pressure
  C) cleaning after use
  D) changing of engine oil
  Show Answer
  The correct answer is C .
• Question 120: In which layer of the soil profile does most biological activity occur? Options:
  A) parent material
  B) D-horizon
  C) C-horizon
  D) B-horizon
  E) A-horizon
  Show Answer
  The correct answer is E .