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 381: 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 .
• Question 382:

  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 383:

  This is the removal of unwanted plants on the farm

  Options:
  A) Weeding
  B) Thinning
  C) Mulching
  D) Supplying
  Show Answer
  The correct answer is A .
• Question 384:

  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 385:

  Which of the following is not a problem of forest management?

  Options:
  A) absence of adequate information on the ecosystem
  B) inadequate support from government for the development of forest resources
  C) planting different varieties of timber
  D) indiscriminate destruction of forest resources by bush fire
  Show Answer
  The correct answer is C .
• Question 386:

  _______ refers to the appearance of a seedling above soil level.

  Options:
  A) Emergence
  B) Epicot
  C) Imergence
  D) Emergency
  Show Answer
  The correct answer is A .
• Question 387:

  What does the scale of preference represent in agricultural decision-making?

  Options:
  A) The ranking of available choices based on personal preference
  B) The availability of resources for agricultural production
  C) The total cost of implementing different agricultural practices
  D) The market demand for agricultural products
  Show Answer
  The correct answer is A .
• Question 388:

  When farmers engages in both plant and animal husbandry, he is practising

  Options:
  A) lay farming
  B) mixed framing
  C) mixed cropping
  D) crop rotation
  Show Answer
  The correct answer is B .
• Question 389:

  Which of the following is an example of agricultural technology?

  Options:
  A) Crop rotation
  B) Irrigation
  C) Organic farming
  D) Composting
  Show Answer
  The correct answer is B .
• Question 390:

  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 .