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 411:

  Which of these operations comes first in cultural practice?

  Options:
  A) Tillage
  B) Ridges
  C) Stumping
  D) Harvesting
  Show Answer
  The correct answer is C .
• Question 412:

  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 413:

  What is the primary goal of genetic engineering in agriculture?

  Options:
  A) Creating genetically modified organisms (GMOs) with desirable traits
  B) Preserving traditional farming practices and crop varieties
  C) Eliminating the use of pesticides and fertilizers in farming
  D) Enhancing crop yields through traditional breeding methods
  Show Answer
  The correct answer is A .
• Question 414:

  Maize is a very important crop because apart from serving as a staple, it

  Options:
  A) is ploughed into the soil to increase fertility
  B) can be processes into corn flakes
  C) forms the base of most livestock feeds
  D) is used for producing germ oil
  Show Answer
  The correct answer is C .
• Question 415:

  The demand for agricultural produce is generally

  Options:
  A) elastic
  B) inelastic
  C) unitary
  D) static
  Show Answer
  The correct answer is B .
• Question 416:

  The characteristic symptoms of mosaic disease of crops is usually observed on

  Options:
  A) roots
  B) leaves
  C) stems
  D) fruits
  Show Answer
  The correct answer is B .
• Question 417:

  What are the primary benefits of agricultural extension services?

  Options:
  A) Preservation of traditional farming practices
  B) Enhanced knowledge and skills of farmers
  C) Increased crop diversity and yield
  D) Improved market access for agricultural products
  Show Answer
  The correct answer is C .
• Question 418:

  If a crop requires 1.5kg phosphorus per hectare, how many kg of manure will be required per hectare if 1kg manure contains 0.32kg of phosphorus

  Options:
  A) 2.47kg
  B) 4.69kg
  C) 7.35kg
  D) 12.3kg
  Show Answer
  The correct answer is B .
• Question 419:

  Subsistence agriculture is characterized by

  Options:
  A) used of machines
  B) large scale production
  C) small farm holdings
  D) intensive use of inputs
  Show Answer
  The correct answer is C .
• Question 420:

  Which of the following is the correct order for land preparation?

  Options:
  A) land clearing → ploughing → harrowing → ridging
  B) land clearing → harrowing → ploughing → ridging
  C) land clearing → ploughing → ridging → harrowing
  D) land clearing → harrowing → ridging → ploughing
  Show Answer
  The correct answer is A .