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 11:

  The quantity of ration that can supply the requirement nutrients above the maintenance to enable the animal produce the form of animal product for which the livestock is kept is known as

  Options:
  A) balanced ration
  B) measured ration
  C) production ration
  D) maintenance ration
  Show Answer
  The correct answer is C .
• Question 12:

  A farmer bought a farm implement for ₦12,500 in 2007. At the end of the fourth year, he sold it for ₦4,300. The annual depreciation of the implement is

  Options:
  A) ₦4,300
  B) ₦3,125
  C) ₦2,050
  D) ₦1,075
  Show Answer
  The correct answer is C .
• Question 13:

  The most effective method of controlling or preventing viral diseases in plants is by

  Options:
  A) practising crop rotation
  B) spraying crops regularly
  C) planting resistant varieties
  D) burning affected crops
  Show Answer
  The correct answer is C .
• Question 14:

  The A-Horizon of soil profile is also called the

  Options:
  A) Top soil
  B) Sub-soil
  C) Parent materials
  D) Bedrock
  Show Answer
  The correct answer is A .
• Question 15: Tomatoes are staked in order to Options:
  A) accelerate their growth
  B) induce flowering
  C) accelerate fruit ripening
  D) prevent rotting of fruits
  Show Answer
  The correct answer is D .
• Question 16:

  The practice of bee farming is called

  Options:
  A) Apiculture
  B) Heliculture
  C) Forestry
  D) Agronomy
  Show Answer
  The correct answer is A .
• Question 17:

  The practice of mating closely related animals is called

  Options:
  A) pen mating
  B) cross breeding
  C) outbreeding
  D) inbreeding
  Show Answer
  The correct answer is D .
• Question 18:

  Which of the following is not a sign of animal approaching parturition?

  Options:
  A) soft, pliable and swollen vulva
  B) relaxed cervix
  C) full mammary gland
  D) drop in milk productio
  Show Answer
  The correct answer is D .
• Question 19:

  The botanical name of maize is

  Options:
  A) Corn seed
  B) Zea mays
  C) Rattus rattus
  D) Discorea spp
  Show Answer
  The correct answer is B .
• Question 20:

  The process whereby the embryo of a seed resumes growth under favourable conditions is called

  Options:
  A) Plant growth
  B) Germination
  C) Outgrowth
  D) Ingrowth
  Show Answer
  The correct answer is B .