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 341:

  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 342:

  What is pollination in plants?

  Options:
  A) The dispersal of seeds by wind or animals
  B) The transfer of pollen from the anther to the stigma of a flower
  C) The process of seed formation after fertilization
  D) The production of flowers by a plant
  Show Answer
  The correct answer is B .
• Question 343:

  __________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 344:

  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 345:

  The degree of responsiveness of demand to change in the price of goods or produce is referred to as

  Options:
  A) Relative Elasticity of demand
  B) Unit Elasticity of demand
  C) Price Elasticity of demand
  D) Perfect Elastic demand
  Show Answer
  The correct answer is C .
• Question 346:

  The following are advantages of using disc plough over mouldboard plough in West Africa except

  Options:
  A) Disc plough makes deeper cuts than mouldboard plough
  B) Disc plough buries weeds more completely than mouldboard plough
  C) The disc plough is designed to roll over stumps and obstacles which may easily damage the edges of mouldboard plough
  D) Mouldboard plough makes deeper cuts than disc plough
  Show Answer
  The correct answer is D .
• Question 347:

  Self-pollination takes place when grains are transferred from the

  Options:
  A) stigma to the anther of another plant
  B) stigma to the anther of same plant
  C) anther to the stigma of same plant
  D) anther to the stigma of another plant.
  Show Answer
  The correct answer is C .
• Question 348:

  Which of the following is a method of plant propagation that involves the use of plant parts?

  Options:
  A) Seed propagation
  B) Tissue culture
  C) Layering
  D) Grafting
  Show Answer
  The correct answer is D .
• Question 349:

  The natural resource utilized for production is

  Options:
  A) capital
  B) management
  C) labour
  D) land
  Show Answer
  The correct answer is D .
• Question 350: A detrimental effect of bush burning is that it Options:
  A) destroys soil organic matter
  B) destroys weed seeds
  C) sterilizes the soil
  D) adds potash to the soil
  Show Answer
  The correct answer is A .