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 441:

  Which of the following is a primary function of the digestive system?

  Options:
  A) Regulation of body temperature
  B) Oxygen transport
  C) Production of hormones
  D) Absorption of nutrients
  Show Answer
  The correct answer is D .
• Question 442: The causative organism of Avian influenza is a Options:
  A) bacterium
  B) virus
  C) fungus
  D) protozoan.
  Show Answer
  The correct answer is B .
• Question 443:

  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 444:

  Which of the following is not a characteristic of metamorphic rock?

  Options:
  A) they are colourless
  B) some occur in layers
  C) they may contain fossils
  D) they may be hard and massive
  Show Answer
  The correct answer is C .
• Question 445:

  A soil may be called as alkaline when the pH of the soil is more than

  Options:
  A) 6.5
  B) 5.5
  C) 7.0
  D) 5.0
  Show Answer
  The correct answer is C .
• Question 446:

  

  The diagram above shows parts of a plough.

  Study it and answer this question.

  The part labelled I in the diagram is the

  Options:
  A) hitch
  B) handle
  C) plough share
  D) mould board
  Show Answer
  The correct answer is D .
• Question 447:

  In subsistence agriculture

  Options:
  A) yields are usually high
  B) surplus produce is small
  C) savings are made
  D) farm sizes are large
  Show Answer
  The correct answer is B .
• Question 448:

  Which of the following is not a source of minerals in animal nutrition?

  Options:
  A) Palm oil
  B) Fish meal
  C) Blood meal
  D) Green pastures
  Show Answer
  The correct answer is A .
• Question 449:

  ____________ is said to occur when a ration does not provide all the food nutrients in adequate quantities needed by animal.

  Options:
  A) Malnutrient
  B) Malnutritional
  C) Malnourish
  D) Malnutrition
  Show Answer
  The correct answer is D .
• Question 450:

  Which of the following is not a type of harvester?

  Options:
  A) Plough
  B) Mower
  C) Forage Harvester
  D) Combine Harvester
  Show Answer
  The correct answer is A .