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 471:

  Which of the following is NOT a component of agronomy?

  Options:
  A) Pest management
  B) Crop production
  C) Soil management
  D) Animal husbandry
  Show Answer
  The correct answer is D .
• Question 472:

  A female cattle which has not had a calf or developed into the mature form of a cow is referred to as

  Options:
  A) stag
  B) vealers
  C) yealing
  D) heifer
  Show Answer
  The correct answer is D .
• Question 473:

  The data for feed consumption and weighing gain of four farm animals labelled P, Q, R and S are shown below.

  P -50kg feed consumed and 20kg weight gained Q -90kg feed consumed and 30kg weight gained R -100kg feed consumed and 25kg weight gained S - 150kg feed consumed and 30kg weight gained.

  Which of the following must efficient feed converter?

  Options:
  A) P
  B) Q
  C) R
  D) S
  Show Answer
  The correct answer is A .
• Question 474:

  The source of food for fishes in the river is called

  Options:
  A) rotten leaves
  B) planktons
  C) micro-organism
  D) algae
  Show Answer
  The correct answer is B .
• Question 475:

  The mating of a white fulani bull and an N'dama cow could be termed?

  Options:
  A) Inbreeding
  B) Line breeding
  C) Outbreeding
  D) Cross breeding
  Show Answer
  The correct answer is D .
• Question 476:

  Elastic demand is the type in which a change in price

  Options:
  A) brings about greater change in quantity of goods demanded
  B) of a commodity leads to little or no change in demand
  C) leads to equal change in commodity demanded
  D) may not change the demand of quantity of commodity.
  Show Answer
  The correct answer is C .
• Question 477:

  What is the term used to describe the deliberate modification of an organism's genetic material using biotechnology techniques?

  Options:
  A) Mutation
  B) Cloning
  C) Genetic engineering
  D) Hybridization
  Show Answer
  The correct answer is C .
• Question 478:

  

  Use the diagram below to this answer this question.

  This type of root is associated with

  Options:
  A) nitrogen fixation
  B) photosynthesis
  C) storage of organic acids
  D) storage of minerals
  Show Answer
  The correct answer is A .
• Question 479:

  Which of the following is not a sign of heat in farm animals?

  Options:
  A) loss of appetite
  B) restlessness
  C) udder enlargement
  D) grunting
  Show Answer
  The correct answer is C .
• Question 480: Close to the time of harvesting of cotton, sunshine is needed to ensure the production of boils that are Options:
  A) big
  B) light
  C) not mouldy
  D) not open
  Show Answer
  The correct answer is C .